Question
Find the following values without a calculator.
  1. - 15 - 18 = _______
  2. - 17 + 19 = _______
  3. - 16 + 11 = _______
  4. - 18 - 18 = _______
1 m

Click button first when a symbol is required. X

Find the following values without a calculator.
  1. - 15 - 18 = _______
  2. - 17 + 19 = _______
  3. - 16 + 11 = _______
  4. - 18 - 18 = _______