Question
Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)

  1. 13 = ?12
  2. 17 = 8?
  3. 19 = 327 = ?81
  4. 15 = 210 = 4?
2 m

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Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)

  1. 13 = ?12
  2. 17 = 8?
  3. 19 = 327 = ?81
  4. 15 = 210 = 4?