Question
Find the following values without a calculator.

  1. 342 - 115 = _____
  2. 271 - 121 = _____
  3. 305 - 129 = _____
  4. 259 - 151 = _____
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

(c)

Click button first when a symbol is required. X

(d)

Click button first when a symbol is required. X

Find the following values without a calculator.

  1. 342 - 115 = _____
  2. 271 - 121 = _____
  3. 305 - 129 = _____
  4. 259 - 151 = _____