Number Sense Forum

nsguy1350 · mathninja

I know that this is a stupid question but how do u not make careless mistakes in tmsca? Especially those damn write overs where u right a common fraction and they ask for a mixed number and u write a common fraction then realize its not simplified and go ahhhh ffff... so ya how?

nsguy1350 · Anonymous

The sum of the first 8 terms in the Fibonacci Sequence 3,4,7,11,18... __________

nsguy1350 · Anonymous

PLEASE ANSWER THIE FOLLOWING QUESTION: THE NUMBER OF POSITIVE PRIME INTEGERS THAT DIVIDE 76 IS? PLEASE PLEASE TELL ME HOW TO DO THIS PROBLEM THE NUMBER SENSE WAY!!!! AS SOON AS POSSIBLE

nsguy1350 · 400

Thanks for all the hard work you have done on this website, I simply think that it is time to update the high school .

doh

no one spared!

Anonymous

what will be the next term of the following sequence?? 1,8,11,19,38,?

Balls_Rider · Balls_Rider

Hey, So today I Was browsing the web and came across this math magic.com site, which led me to this forum. My impressions of this forum as well as math-magic is that it seems really, really cool. To be honest I have no interest in taking the Number Sense exam or anything. I am just fascinated by all of these...

Anonymous

I do really well in TMSCA but a meet I went to the other day, I got a bad score because of UIL. I really wish somebody would post some more UIL tests or give me a link PLEASE!!! SOMEBODY HELP ME.

Anonymous

7 dresses from a rack of 13

Anonymous

I am very sorry about what i said to you about the math magic webpage being bad. I never meant it. I only was very angry because i kept trying to solve it. And i couldn't get it right.

trile34 · trile34

Can you guy show me any tricks for the question below: 1 2/3 + 3 4/5 Thank you so much!

Anonymous

under the fractions and decimals tab, there is a problem with example 2 1/a-1/ab-1ab*2 the problem is 1/2-1/10-1/50 this weird website says that it is 19/25 but i think it is 19,50. Who ever made this website should really get their math right!!!!

Balls_Rider · Balls_Rider

If you were playing a game of cards. And had to divide 9/47 and 13/47 instantly, whats the best way to go about doing it mentally in your head??

Mathman · Anonymous

i have 3 questions about the nth term...cant do them!! if you know the answers plz answer me ....thnx ..i rlly appreciate it ...... 1.7,9,12,16,..... 2.20,17,13,8,..... 3.4,9,16,25,36,....

Mathman · Anonymous

I removed the Ace and 2 thru 10 of hearts from a deck of cards. Also: I removed the Ace and 2 thru 10 of spades from a deck of cards. The Ace acts as a 1 and the 10 acts as a 0. Both suits are considered 1-10. I shuffled all 20 cards and flipped them up one at a time. I did this 4 times in a row and the 6 of spades ende...

Anonymous

All I want is a way to do the Interest = PRT formula. This formula takes too long and slows me down when I do number sense tests. I'd be getting 400's if it wasn't for this problem

texasmath · texasmath

TCM is down. Will fix tomorrow night. I need sleep. Sorry. ~MP (I'll delete this when I get TCM up again. >.<)

trile34 · Anonymous

I can't seem to find out how to do something like 998 x 993 for example. There must be some way, but i haven't figured anything out.

trile34 · TNALI

Can anyone solve this question? I am thinking of a number. "I multiply it by 11 and subtract 222. I get the same answer if I mutiply by 2 and subtract 6. What is my number?" Does anyone know?

wanda.stephens · wanda.stephens

Is the a fast way of add numbers that are in different bases? 888 base 9 +555 base 6 = ???? base 11

Anonymous

Hello Friends, I could not do a number of question on the calulator and some questions on number sense that I need help on. Last time you helped me with estimates and I thought I got it but I still could not do some again this time. Number sense questions Estimate 2010-1245+785 240134/796 12*13*14 squar...

Mathman · Anonymous

Hello, I have been going to the meets for Number sense but it seems I can never get the estimation problems right. I am told there is a trick but don't know what it is. Some one, please help! 1.) 931143/ 308 Answer: 2873-3174 2.) 299 * 298 Answer: 84647-9355 3.) 71% of 5192 Answer: 3503-3870 4.) 392*187 Ans...

Anonymous

Some of the links in http://www.math-magic.com/downloads.htm are not working, particularly the links that are referring http://www.math-magic.net do not work. Anybody know the alternate links? Thanks. PVP

Anonymous

I am a 6th grader. I am going to facea girl who can answer all 80 quetions less than 10 wrong!!! Any idea on how to help?????

Anonymous

does any one have any way to answer the questions fast in general?

angie · angie

hey i dont really know much about number sense im berly starting off this year and my highest score is a 33 i would like to get better and if anybody has any tips or anything... because i want to try to get better at this

Englandude · Englandude

Hmmm....Well.....I just took my District tests today and I'm very pissed off. Ns-I took the District 2 test and I only worked 37 problems and missed 5. I was very disappointed at this. The test was VERY SLOW for me and I just couldn't concentrate. Plus...when the timer went off for the test to end, my dig...

angie · angie

hey, i dont really know much about number sense im berly starting off this year and my highest score is a 33.. i would like to get better and if anybody has any tips or anything... because i want to try to get better at this... and show everyone that i can do it...

smunira · smunira

does anyone have shortcut for three digit numbers multiply by 11? such as 162*11=? i need a shortcut

Tony

how do you subtract or add squares? a^2-b^2=? a^2+b^2=? Thanks

Topic		Started By	Replies	Views	Last Post
	how to not get careless in number sense for TMSCA (Preview) I know that this is a stupid question but how do u not make careless mistakes in tmsca? Especially those damn write overs where u right a common fraction and they ask for a mixed number and u write a common fraction then realize its not simplified and go ahhhh ffff... so ya how?	mathninja	2	2780	Dec 26, 2011 by nsguy1350
	How do you do the sum of the first n numbers in a fibonacci sequence? (Preview) The sum of the first 8 terms in the Fibonacci Sequence 3,4,7,11,18... __________	Anonymous	2	1816	Dec 26, 2011 by nsguy1350
	EXTREMELY IMPORTANT QUESTION (Preview) PLEASE ANSWER THIE FOLLOWING QUESTION: THE NUMBER OF POSITIVE PRIME INTEGERS THAT DIVIDE 76 IS? PLEASE PLEASE TELL ME HOW TO DO THIS PROBLEM THE NUMBER SENSE WAY!!!! AS SOON AS POSSIBLE	Anonymous	1	1812	Dec 26, 2011 by nsguy1350
	Please put up tricks for the types of numbers (abundant, unlucky, lucky, etc.,) (Preview) Thanks for all the hard work you have done on this website, I simply think that it is time to update the high school .	400	1	1420	Dec 25, 2011 by nsguy1350
	stick wars is awesome (Preview) *no one spared!*	doh	0	1159	Dec 17, 2011 by doh
	series (Preview) what will be the next term of the following sequence?? 1,8,11,19,38,?	Anonymous	0	1053	Sep 19, 2011 by Anonymous
	Sup (Preview) Hey, So today I Was browsing the web and came across this math magic.com site, which led me to this forum. My impressions of this forum as well as math-magic is that it seems really, really cool. To be honest I have no interest in taking the Number Sense exam or anything. I am just fascinated by all of these...	Balls_Rider	1	1576	May 22, 2011 by Anonymous
	More UIL tests posted on this website NOT TMSCA please (Preview) I do really well in TMSCA but a meet I went to the other day, I got a bad score because of UIL. I really wish somebody would post some more UIL tests or give me a link PLEASE!!! SOMEBODY HELP ME.	Anonymous	1	1746	May 22, 2011 by Anonymous
	mathcombinations (Preview) 7 dresses from a rack of 13	Anonymous	1	1403	May 22, 2011 by Anonymous
	soooooory (Preview) I am very sorry about what i said to you about the math magic webpage being bad. I never meant it. I only was very angry because i kept trying to solve it. And i couldn't get it right.	Anonymous	0	1288	Mar 27, 2011 by Anonymous
	question for number sense 1 2/3 + 3 4/5 (Preview) Can you guy show me any tricks for the question below: 1 2/3 + 3 4/5 Thank you so much!	trile34	1	1580	Mar 27, 2011 by Anonymous
	bad examples (Preview) under the fractions and decimals tab, there is a problem with example 2 1/a-1/ab-1ab*2 the problem is 1/2-1/10-1/50 this weird website says that it is 19/25 but i think it is 19,50. Who ever made this website should really get their math right!!!!	Anonymous	1	1239	Mar 20, 2011 by crazy goo
	Dividing by 47 (Preview) If you were playing a game of cards. And had to divide 9/47 and 13/47 instantly, whats the best way to go about doing it mentally in your head??	Balls_Rider	1	1447	Feb 17, 2011 by Mathman
	nth term...help!!! (Preview) i have 3 questions about the nth term...cant do them!! if you know the answers plz answer me ....thnx ..i rlly appreciate it ...... 1.7,9,12,16,..... 2.20,17,13,8,..... 3.4,9,16,25,36,....	Anonymous	1	1315	Feb 17, 2011 by Mathman
	Can you figure the odds of this ? (Preview) I removed the Ace and 2 thru 10 of hearts from a deck of cards. Also: I removed the Ace and 2 thru 10 of spades from a deck of cards. The Ace acts as a 1 and the 10 acts as a 0. Both suits are considered 1-10. I shuffled all 20 cards and flipped them up one at a time. I did this 4 times in a row and the 6 of spades ende...	Anonymous	1	1230	Feb 17, 2011 by Mathman
	I=prt (Preview) All I want is a way to do the Interest = PRT formula. This formula takes too long and slows me down when I do number sense tests. I'd be getting 400's if it wasn't for this problem	Anonymous	0	1229	Jan 10, 2011 by Anonymous
	TCM is down. (Preview) TCM is down. Will fix tomorrow night. I need sleep. Sorry. ~MP (I'll delete this when I get TCM up again. >.<)	texasmath	4	2205	Nov 15, 2010 by burberry replica
	99_x99_ (Preview) I can't seem to find out how to do something like 998 x 993 for example. There must be some way, but i haven't figured anything out.	Anonymous	1	1877	Apr 21, 2010 by trile34
	Questions (Preview) Can anyone solve this question? I am thinking of a number. "I multiply it by 11 and subtract 222. I get the same answer if I mutiply by 2 and subtract 6. What is my number?" Does anyone know?	TNALI	1	1385	Apr 15, 2010 by trile34
	Adding numbers of bases other than 10 (Preview) Is the a fast way of add numbers that are in different bases? 888 base 9 +555 base 6 = ???? base 11	wanda.stephens	1	3175	Apr 15, 2010 by trile34
	Question on Number sense and Calculator - Regional (Preview) Hello Friends, I could not do a number of question on the calulator and some questions on number sense that I need help on. Last time you helped me with estimates and I thought I got it but I still could not do some again this time. Number sense questions Estimate 2010-1245+785 240134/796 121314 squar...	Anonymous	0	1274	Mar 22, 2010 by Anonymous
	Question on Estimations - Please help. (Preview) Hello, I have been going to the meets for Number sense but it seems I can never get the estimation problems right. I am told there is a trick but don't know what it is. Some one, please help! 1.) 931143/ 308 Answer: 2873-3174 2.) 299 * 298 Answer: 84647-9355 3.) 71% of 5192 Answer: 3503-3870 4.) 392*187 Ans...	Anonymous	1	1803	Feb 25, 2010 by Mathman
	some links in downloads are not working (Preview) Some of the links in http://www.math-magic.com/downloads.htm are not working, particularly the links that are referring http://www.math-magic.net do not work. Anybody know the alternate links? Thanks. PVP	Anonymous	1	1506	Feb 1, 2010 by Anonymous
	competition (Preview) I am a 6th grader. I am going to facea girl who can answer all 80 quetions less than 10 wrong!!! Any idea on how to help?????	Anonymous	0	1068	Feb 1, 2010 by Anonymous
	what is the quickest way to answer questions? (Preview) does any one have any way to answer the questions fast in general?	Anonymous	0	1232	Feb 1, 2010 by Anonymous
	can anyone take me under there wing or just help (Preview) hey i dont really know much about number sense im berly starting off this year and my highest score is a 33 i would like to get better and if anybody has any tips or anything... because i want to try to get better at this	angie	2	1098	Dec 20, 2009 by Anonymous
	My TERRIBLE District Score (Preview) Hmmm....Well.....I just took my District tests today and I'm very pissed off. Ns-I took the District 2 test and I only worked 37 problems and missed 5. I was very disappointed at this. The test was VERY SLOW for me and I just couldn't concentrate. Plus...when the timer went off for the test to end, my dig...	Englandude	14	2569	Nov 8, 2009 by angie
	can anyone help me? (Preview) hey, i dont really know much about number sense im berly starting off this year and my highest score is a 33.. i would like to get better and if anybody has any tips or anything... because i want to try to get better at this... and show everyone that i can do it...	angie	0	1044	Nov 8, 2009 by angie
	Multiply by 11 (Preview) does anyone have shortcut for three digit numbers multiply by 11? such as 162*11=? i need a shortcut	smunira	1	1468	Nov 7, 2009 by Anonymous
	subtract and add squard (Preview) how do you subtract or add squares? a^2-b^2=? a^2+b^2=? Thanks	Tony	1	1537	Aug 18, 2009 by Anonymous
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