Advanced Mathematics Primary 3 Multiplication and Division

Given that 8 × 7 = 56, what is the value of 8 × 70?

A 560
B 56
C 5600
D 504
Show Worked Solution

Worked Solution

Step 1: Recognise that 70 = 7 × 10. Step 2: Use the given fact: 8 × 7 = 56. Step 3: Multiply both sides by 10: 8 × 70 = 56 × 10 = 560. Answer: 560.

Correct answer: 560

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