Question
Find the following values without a calculator.

Simplify your answers.
  1. 510 x 1020 = _____
  2. 23 x 67 = _____
  3. 79 x 2728 = _____
  4. 34 x 1612 = _____
2 m

Click button first when a symbol is required. X

Find the following values without a calculator.

Simplify your answers.
  1. 510 x 1020 = _____
  2. 23 x 67 = _____
  3. 79 x 2728 = _____
  4. 34 x 1612 = _____