Question
Simplify each of the following:
17 × 109
17 × 109
✓
Answer
17 × 109 = (10 + 7) × 109
= 10 × 109 + 7 × 109
= 10 × (100 + 9) + 7 × (100 + 9)
= 1000 + 90 + 700 + 63
= 1853
= 10 × 109 + 7 × 109
= 10 × (100 + 9) + 7 × (100 + 9)
= 1000 + 90 + 700 + 63
= 1853
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