8,732
edits
Changes
→Skill Levels
| 14-15 || -4 + ? = 9 || Finding missing addends. Addends from -19 through 19.
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| 16 || || REVIEW OF Levels 12 -15 ||
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| Example 17 || Example -98 < -49 || ExampleDetermining the order of two integers. Numbers from -100 through 100.
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| Example 18 || Example -47 + 60 = ? || ExampleAdding with positive and negative numbers. Addends from -100 through 100; sum is negative or positive.
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| Example 19-20 || Example -7 + (80 + -60) = ?|| ExampleAdding three numbers (positive or negative). Addends from -100 through 100; sum is negative or positive.
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| Example 21-22 || Example -40 - 8 = ? || ExampleSubtracting with positive and negative numbers. Minuends from -100 through 100; subtrahends from -100 through 100.
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| Example || Example || Example
