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

  1. 18 - _____ = 3
  2. 8 - _____ = 7
  3. 17 - _____ = 8
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. 18 - _____ = 3
  2. 8 - _____ = 7
  3. 17 - _____ = 8