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

  1. 4 + 40 = _____
  2. 36 + 21 = _____
  3. 21 + 48 = _____
  4. 52 + 40 = _____
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, 4)

  1. 4 + 40 = _____
  2. 36 + 21 = _____
  3. 21 + 48 = _____
  4. 52 + 40 = _____