Level 1
6310 - 345 =
1 m
Level 1
Find the following values without a calculator.

Simplify your answers.
  1. 35 + 15 = _____
  2. 310 + 510 = _____
  3. 45 + 110 = _____
  4. 13 + 16 = _____
2 m
Level 1
What must be added to 4512 to make 513?
1 m
Level 1
Find the following values without a calculator.

Simplify your answers.
  1. 235 + 115 = _____
  2. 1310 + 2510 = _____
  3. 245 + 110
  4. 313 + 416
2 m
Level 1
Find the following values without a calculator.

Simplify your answers.
  1. 35 - 15 = _____
  2. 510 - 310 = _____
  3. 78 - 14 = _____
  4. 710 - 15 = _____
2 m