Foundation Mathematics Primary 3 Multiplication and Division

What is 7 × 80?

A 56
B 540
C 560
D 5600
Show Worked Solution

Worked Solution

Step 1: Use the known fact 7 × 8 = 56. Step 2: Since 80 = 8 × 10, multiply the product by 10. 56 × 10 = 560 Answer: 7 × 80 = 560.

Correct answer: 560

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