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Saxon Math 5/4 1-10
Vocabulary for Saxon Math 5/4
| Term | Definition |
|---|---|
| Addition | The combining of two numbers into one number. 2+1=3 |
| Addends | The numbers that are added are called ... |
| Sum | The answer to an addition problem. |
| Number Sentence | A complete math sentence that uses numbers and symbols instead of words. |
| Commutative Property of Addition | Changing the order of addends does not affect their sum. In symbolic form, a+b=b+a. |
| Identity Property of Addition | The sum of any number and 0 is equal to the initial number. In symbolic form, a+0=a. |
| Counting Numbers | The numbers used to count; the numbers in this sequence: 1, 2, 3, 4, 5, 6, 7, 8, 9, ..... |
| Sequence | A counting pattern that counts up or down and follows a rule like "count up by 2's." |
| Digit | Any of the symbols used to write numbers: 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9. |
| Place Value | The value of a digit based on its position within a number. Hundreds, Tens, Ones. |
| Ordinal Numbers | Numbers that tell the order or position. 1st, 2nd, 3rd, ... |
| Difference | When we subtract one number from another number, the answer is called the... |
| Fact Family | A group of three numbers that can be arranged to form four facts. (2+4=6, 4+2=6, 6-2=4, 6-4=2) |
| Whole Numbers | The counting numbers and the number zero. 0, 1, 2, 3, 4, ... |
| Even Numbers | The numbers we say when we count by twos. 0, 2, 4, 6, 8, ... |
| Odd Numbers | The whole numbers that are not even numbers. 1, 3, 5, 7, ... |
| Line Segment | A part of a line with two distinict endpoints. |
| Line | A straight collection fo points extending in opposite directions without end. Use arrows on ends to show it goes on. |
| Number Line | A line with tick marks on it at equal distances that represent numbers. |
| Positive Numbers | Numbers greater than zero. |
| Negative Numbers | Numbers less than zero. |
| Greater Than | Having a greater value than. > |
| Equal To | Having the same value as. = |
| Less Than | Having a smaller value than. < |
Created by:
rchomeschool
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