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

  1. 12 = ?14
  2. 15 = 3?
  3. 14 = 28 = ?16
  4. 19 = 218 = 5?
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. 12 = ?14
  2. 15 = 3?
  3. 14 = 28 = ?16
  4. 19 = 218 = 5?