Question
Find the following values without a calculator.
Do not simplify the answer.
Give your answers in this manner. (Eg 122334
  1. 13 + 13 = _____
  2. 28 + 28 = _____
  3. 19 + 19 = _____
  4. 111 + 511 = _____
3 m

Click button first when a symbol is required. X

Find the following values without a calculator.
Do not simplify the answer.
Give your answers in this manner. (Eg 122334
  1. 13 + 13 = _____
  2. 28 + 28 = _____
  3. 19 + 19 = _____
  4. 111 + 511 = _____