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Study the pattern.1 × 8 + 1 = 9 12 × 8 + 2 – 98 123 × 8 + 3 = 987 1234 × 8 + 4 = 9876 12345 × 8 + 5 = 98765Write the next four steps. Can you find out how the pattern works? |
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Answer» 12 × 8 + 2 = 98 123 × 8 + 3 = 987 1234 × 8 + 4 = 9876 12345 × 8 + 5 = 98765 123456 × 8 + 6 = 987654 1234567 × 8 + 7 = 9876543 12345678 × 8 + 8 = 98765432 123456789 × 8 + 9 = 987654321 The digits on the L.H.S. are in increasing order and the digits on the result (right side) are in decreasing order. |
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