Across
- 2. each group of three digits separated by commas in a multidigit number
- 6. to find the value of an expression
- 7. a mathematical phrase that has numbers and operation signs but no equal sign
- 10. each of the numbers in a sequence, a synonym for number
- 11. an ordered list of numbers
- 12. one of one thousand equal parts
Down
- 1. the process for evaluating expressions (PEMDAS)
- 3. to find an answer that is close to the exact amount
- 4. the amount left over when a number cannot be divided equally
- 5. opposite operations that undo each other
- 8. numbers that are easy to compute with mentally
- 9. a number that tells how many times a base is used as a factor