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

  1. 13 - _____ = 1
  2. 4 - _____ = 2
  3. 3 - _____ = 1
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. 13 - _____ = 1
  2. 4 - _____ = 2
  3. 3 - _____ = 1