Question
Find the following values without a calculator.
Give your answers in this manner. (Eg 122334, 45)
  1. 78 + _____ = 1
  2. 716 + _____ = 1
  3. 920 + _____ = 1120
  4. 3717 + 3417 = _____
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 122334, 45)
  1. 78 + _____ = 1
  2. 716 + _____ = 1
  3. 920 + _____ = 1120
  4. 3717 + 3417 = _____