Across
- 4. mathematical sentence that uses an equal sign to show that two expressions have the same value
- 5. result of using greater numbers to estimate a sum or product
- 8. mathematical phrase that contains numbers and or letters and at last one operation
- 10. numbers- numbers close in value to the original number but easier to estimate or calculate
Down
- 1. result of using smaller numbers to estimate a sum or product
- 2. answer to a multiplication problem
- 3. numbers that are multiplied together to get a product
- 6. give a close guess
- 7. operation- two operations that undo each other
- 9. diagram-a rectangular model used to show part part whole relationships