5th Grade Math
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?

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

a way to solve 26 x 19

Estimate. Then find the product

20000000