Question

Match the multiplication statements with their estimated products.

• A. 90
• B. 50
• C. 80
• D. 40

Answer 1

23 can be rounded off to 20.
Estimated product = 2 × 20 = 40

19 can be rounded off to 20.
Estimated product = 4 × 20 = 80

29 can be rounded off to 30.
Estimated product = 3 × 30 = 90

12 can be rounded off to 10.
Estimated product = 5 × 10 = 50