Mathematics

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Across
  1. 3. four hundred cm is the same as ____ metres
  2. 5. addend plus a ______ equals sum
  3. 6. when we expand a number we show the __ of each number
  4. 7. There are _____ digits in the number 75.
  5. 8. 4th,10th 21st are ______ numbers
Down
  1. 1. minus, take-away, decrease are words used in
  2. 2. In the number 3453 the number four is in the ____ place
  3. 4. the number name or 7th