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

  1. 3 + _____ = 9
  2. 7 + _____ = 13
  3. 9 + _____ = 12
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. 3 + _____ = 9
  2. 7 + _____ = 13
  3. 9 + _____ = 12