Question
Find the following values without a calculator.
Give your answers in this manner. (Eg 122334, 45)
  1. 13 + _____ = 1
  2. 619 + _____ = 1
  3. 715 + _____ = 1415
  4. 3813 + 3313 = _____
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. 13 + _____ = 1
  2. 619 + _____ = 1
  3. 715 + _____ = 1415
  4. 3813 + 3313 = _____