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

  1. 50 - 15 = _____
  2. 38 - 14 = _____
  3. 31 - 13 = _____
2 m

Click button first when a symbol is required. X

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

  1. 50 - 15 = _____
  2. 38 - 14 = _____
  3. 31 - 13 = _____