Posted by Dwayne on .
About 7/10 of the U.S population in 1991 believed saying look before you leap to be true (175,104,000). What was the total population?

5th Grade Math 
Ms. Sue,
175,104,000 / (7/10)
175,104,000 * (10/7) = 1,751,040,000/7 = 250,148,571 
5th Grade Math 
jacob,
you want to estimate 5.25  3.3. why would using frontend estimation and adjusting tell you more about the answer than rounding?

math 
brianna,
a way to solve 26 x 19

5th Grade Math 
mariah,
Estimate. Then find the product

5th Grade Math 
Anonymous,
20000000