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?

Answer 1

175,104,000 / (7/10)

175,104,000 * (10/7) = 1,751,040,000/7 = 250,148,571

Answer 2

you want to estimate 5.25 - 3.3. why would using front-end estimation and adjusting tell you more about the answer than rounding?

Answer 3

a way to solve 26 x 19

Answer 4

Estimate. Then find the product

Answer 5

20000000