Integers, Absolute Value, Adding & Subtracting

When adding integers with the SAME sign...

• Add the digits and take the common sign

• The sign becomes the opposite

• The answer is always positive

• The answer is always negative

When adding integers with DIFFERENT signs...

• Subtract and take the sign of the smaller digit

• Subtract and take the sign of the larger digit

• The answer is always positive

• The answer is always negative

-9 + (-5)

• -14
• 14
• -4
• 4

Tags

CCSS.7.NS.A.1C

10 + (-4) = ?

• -6
• 6
• 14
• -14

Tags

CCSS.7.NS.A.1C

-2 + 4

• -2

• 2

• 6

• -6

Tags

CCSS.7.NS.A.1C

45 + (-18)

• 63

• 27

• -27

• -63

Tags

CCSS.7.NS.A.1C

3 + (-7)

• 10
• 4
• -10
• -4

Tags

CCSS.7.NS.A.1C

-8 + 20

• -28

• 28

• -12

• 12

Tags

CCSS.7.NS.A.1C

-7 - 2 = ?

• -9
• 9
• 5
• -5

Tags

CCSS.7.NS.A.1C

-8 - (-4) = ?

• 12
• -12
• 4
• -4

Tags

CCSS.7.NS.A.1C