Question
Find the following values without a calculator.

  1. 6 + 5 + 5 = _____
  2. 7 + _____ + 2 = 14
  3. 14 - 4 - 1 = ______
  4. _____ - 1 - 5 = 7
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. 6 + 5 + 5 = _____
  2. 7 + _____ + 2 = 14
  3. 14 - 4 - 1 = ______
  4. _____ - 1 - 5 = 7