Question
Find the following values without a calculator.
  1. - 17 - 16 = _______
  2. - 18 + 20 = _______
  3. - 20 + 15 = _______
  4. - 16 - 11 = _______
1 m

Click button first when a symbol is required. X

Find the following values without a calculator.
  1. - 17 - 16 = _______
  2. - 18 + 20 = _______
  3. - 20 + 15 = _______
  4. - 16 - 11 = _______