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Multiply:\newline9×7=9 \times -7 = _____\_\_\_\_\_

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Q. Multiply:\newline9×7=9 \times -7 = _____\_\_\_\_\_
  1. Identify signs: Step 11: Identify the signs of the numbers. 99 is positive, and 7-7 is negative.
  2. Multiply absolute values: Step 22: Multiply the absolute values. 9×7=639 \times 7 = 63.
  3. Apply sign rule: Step 33: Apply the sign rule for multiplication (a positive times a negative gives a negative). So, the answer is 63-63.

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