Question

Brenna is buying 4.25 feet of ribbon for $1.95 a foot. She determines the product of the two numbers to determine the actual cost of the length of ribbon. Which expression will result in the best estimate for Brenna to use to check her multiplication?

4 times 1
4 times 2
5 times 1
5 times 2

Answer 1

4 TIMES 2

Explanation:

Answer 2

4 times 2

Explanation:

4.25 can be rounded down to 4, and 1.95 can be rounded up to 2, which gives us 4.25 x 1.95 rounded to 4 x 2.