Question
Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
  1. 419 + 419 + 219 = _____ x 119 + 119
  2. 1112 - 412 - 412 = 912 - _____ x 112
  3. 612 + 412 - 212 = _____ x 112 - 112
  4. 1510 + 410 = 110 x _____ + 110
3 m

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Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
  1. 419 + 419 + 219 = _____ x 119 + 119
  2. 1112 - 412 - 412 = 912 - _____ x 112
  3. 612 + 412 - 212 = _____ x 112 - 112
  4. 1510 + 410 = 110 x _____ + 110