Adding and subtracting negative numbers | Pre-Algebra | Khan Academy
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- เผยแพร่เมื่อ 4 ธ.ค. 2024
- Learn how to add and subtract negative numbers. The problems solved in this video are 2 - 3 = -1 and -2 - 3 = -5 and -2 + 3 = 1 and 2 - (-3) = 5 and -2 - (-3).
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