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

  1. 300 + 50 + _____ = 359
  2. 7000 + _____ + 80 = 7680
  3. _____ + 40 + 9 = 9049
  4. 50000 + _____ + 9 = 56209
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Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)

  1. 300 + 50 + _____ = 359
  2. 7000 + _____ + 80 = 7680
  3. _____ + 40 + 9 = 9049
  4. 50000 + _____ + 9 = 56209