Question
Find the following values without a calculator.
  1. 70 + 15 = _____
  2. 60 + 35 = _____
  3. 97 + 89 = _____
  4. 52 + 25 = _____
3 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. 70 + 15 = _____
  2. 60 + 35 = _____
  3. 97 + 89 = _____
  4. 52 + 25 = _____