Question
Find the following values without a calculator.
Give your answers in this manner. (Eg 122334, 45)
  1. 18 + _____ = 1
  2. 1011 + _____ = 1
  3. 716 + _____ = 1316
  4. 2511 + 3811 = _____
2 m

Click button first when a symbol is required. X

Find the following values without a calculator.
Give your answers in this manner. (Eg 122334, 45)
  1. 18 + _____ = 1
  2. 1011 + _____ = 1
  3. 716 + _____ = 1316
  4. 2511 + 3811 = _____