Question
P6.MS.JC.18081001-A1
Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
  1. 18 + 28 + 38 = _____ x 18 + 48
  2. 1111 - 411 - 111 = 911 - _____ x 111
  3. 812 + 412 - 212 = _____ x 112 - 112
  4. 147 + 17 = 17 x _____ + 27
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STUDENT

Primary 6 MENTAL SUMS P6.MS.JC.18081001

17 Jun 2024, 12:25 PM

Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
  1. 18 + 28 + 38 = _____ x 18 + 48
  2. 1111 - 411 - 111 = 911 - _____ x 111
  3. 812 + 412 - 212 = _____ x 112 - 112
  4. 147 + 17 = 17 x _____ + 27
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