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

  1. 10 - _____ = 4
  2. 6 - _____ = 5
  3. 20 - _____ = 15
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. 10 - _____ = 4
  2. 6 - _____ = 5
  3. 20 - _____ = 15