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Unit 3 Math
Math Vocabulary Unit 3
| Term | Definition |
|---|---|
| Addition | To put together, combine, join (+) |
| Compare | To find if two or more numbers are greater than, less than, or equal to each other |
| Difference | The answer to a subtraction problem |
| Equal | Worth the same value |
| Estimate | To use what you know or see to make a reasonable guess |
| Even number | A number where you can make equal groups and have none left over; has a 0, 2, 4, 6, or 8 in the ones place |
| Greater than | When a number has a bigger value, than another number (Example: 4<9) |
| Less than | When a number has a smaller value than another number (Example: 5>3) |
| Odd number | A number where you can make equal groups with one left over; has a 1, 3, 5, 7, or 9 in the ones place |
| Place value | The value of a digit based on its place in a number (ones place, tens place, etc.) |
| Related fact | Use the same 3 numbers to make two addition and two subtraction equations |
| Round | To find which landmark number is closer |
| Skip Count | Using patterns to count (Example counting by 2's- 2, 4, 6, 8, 10, 12 etc.) |
| Sum | The answer to an addition problem |
| Subtraction | To take away from a whole, to compare numbers (-) |
| Tens | A group of ten units/items; in a number shows how many groups of ten there are ( In 52, there are 5 groups of tens) |
| Value | How much Something is worth |
Created by:
WilliaKM2
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