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

  1. 500 + 40 + _____ = 549
  2. 7000 + _____ + 50 = 7850
  3. _____ + 40 + 9 = 1049
  4. 10000 + _____ + 2 = 15002
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Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)

  1. 500 + 40 + _____ = 549
  2. 7000 + _____ + 50 = 7850
  3. _____ + 40 + 9 = 1049
  4. 10000 + _____ + 2 = 15002