Level 1
The sum of the value of the digit '1' in 2517 and value of the digit '0' in 6019 is          .
1 m
Level 1
Find the following values without a calculator.
  1. 1000 - 900 = _______
  2. 500 - 214 = _______
  3. 121 - 120 = _______
  4. 993 - 985 = _______
1 m
Level 1
Find the following values without a calculator.
  1. 8 - 3 = _____
  2. 15 - 4 = _____
  3. 19 - 12 = _____
2 m
Level 1
Find the following values without a calculator.
  1. 15 + 4 = _____
  2. 16 + 7 = _____
  3. 31 + 4 = _____
  4. 64 + 7 = _____
2 m
Level 1
Find the following values without a calculator.
  1. 8 + 1000 = _____
  2. 47 + 1000 = _____
  3. 302 + 1000 = _____
  4. 4654 + 1000 = _____
2 m