3. Writing to Explain Use rounding to estimate the product
13 ! 9. Then, use compatible numbers to find the actual
answer. If Alison was rounding to find how much 13 books
that were $9 apiece cost, would she get a good estimate?
Explain
4 answers
If I were rounding, I'd estimate 13 * 10 = a little less than $130.
34×4
6×33=198
50