8,732
edits
Changes
→Skill Levels
| 3 || -6 > -9 || Determining the order of two integers. Numbers from -19 through 19. Enter > or <.
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| Example 4 || Example -5 + 6 = ? || ExampleAdding with one negative addend. Addends from -9 through 9; sum is positive or zero.
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| Example 5 || Example -4 + -3 = ? || ExampleAdding with positive and negative numbers. Addends from -9 through 9; sum is negative or positive.
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| Example 6-7 || Example -17 + 10 = ? || ExampleAdding with positive and negative numbers. Addends from -19 through 19; sum is negative or positive.
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| Example 8-9 || Example (- 4 + 6) + -2 = ? || ExampleAdding three numbers (positive or negative). Addends from - 9 through - 1 or from 1 through 9; sum is negative or positive.
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| Example 10-11 || Example -8 - 4 ? || ExampleSubtracting positive and negative numbers. Minuends from -9 through 9; subtrahends from -9 through 9. Difference is negative or positive.
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| Example 12-13 || Example -15 - 13 = ? || ExampleSubtracting positive and negative numbers. Minuends from -19 through 19; subtrahends from -19 through 19. Difference is negative or positive.
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| Example 14-15 16|| Example -4 + ? = 9 REVIEW OFLevels 12 -15|| ExampleFinding missing addends. Addends from -19 through 19.
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| Example || Example || Example
