sierra has a hard time remembering tje product of 9x8. if she knows that 10x8=80, describe how she can use this to help

asked Sep 6, 2021 87.1k views

1 vote

7.4k points

Please log in or register to add a comment.

6 votes

Answer:

Subtract 8 = 72

Explanation:

10 x 8 is 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8

9 x 8 is 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8

Darren Weber answered Sep 11, 2021

7.2k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

8.2m questions

10.8m answers