Question
Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)

  1. 400 + 80 + _____ = 482
  2. 8000 + _____ + 20 = 8920
  3. _____ + 40 + 1 = 8041
  4. 50000 + _____ + 9 = 58509
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Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)

  1. 400 + 80 + _____ = 482
  2. 8000 + _____ + 20 = 8920
  3. _____ + 40 + 1 = 8041
  4. 50000 + _____ + 9 = 58509