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**Operations with Integers**

Integrated Mathematics

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**Addition Rules Positive + Positive = Positive**

Negative + Negative = Negative Positive + Negative or Negative + Positive Subtract & Take Sign of Number Further from Zero

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**Addition Rules When the signs are the SAME**

Add and keep the Same Sign When the signs are DIFFERENT Subtract and keep the sign of the number further from ZERO

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Adding Integers Ex.1) โ๐+๐ Ex.2) โ๐+(โ๐) Ex.3) โ๐+๐ Ex.4) โ๐+๐

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**Adding Integers Ex.5) โ๐๐+(โ๐) Ex.6) ๐๐+(โ๐) Ex.7) โ๐๐+๐๐ Ex.8) โ๐๐+๐๐**

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**Practice -4 + 10 6) 9 + (-16) 5 + (-2) - 8 + (-8) -3 + (-7) 13 + 0**

5 + (-5) 6) 9 + (-16) - 8 + (-8) 13 + 0 11 + (-6)

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**Subtraction Rules Ex.11) โ๐โ๐ Ex.12) โ๐โ(โ๐) Ex.13) โ๐โ(โ๐) Ex.14) ๐โ๐**

Use Addition Rules Make two minus signs into a plus sign Ex.11) โ๐โ๐ Ex.12) โ๐โ(โ๐) Ex.13) โ๐โ(โ๐) Ex.14) ๐โ๐

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**Subtracting Integers Ex.15) ๐โ๐ Ex.16) ๐โ(โ๐) Ex.17) โ๐โ๐๐**

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**Rules for Multiplication/Division**

When the signs are Different, the answer is Negative. When the signs are THE SAME the answer is Positive. RULES + -

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**Multiplying Integers Ex.19) 8(โ 5) Ex.20) (โ๐)โ๐ Ex.21) (โ๐)(โ๐)**

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**Dividing Integers Ex.25) 15รท โ3 Ex.26) โ21รท(โ7) Ex.27) โ44 โ11**

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