4.2 Adding Rational Numbers

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

When adding fractions with different denominators we need to find...

• The bigger number

• ABC

• GCF

• LCD

solve 

• - 2/9
• - 5/9 
• 2/9
• not there

Tags

CCSS.7.NS.A.1C

-5.7 + 0.9

• 2.1
• -4.8
• -8.3
• -10.7

Tags

CCSS.7.NS.A.1C

7.19 + (-5.34)

• 12.53
• -12.53
• 1.85
• -1.85

Tags

CCSS.7.NS.A.1C

⁸/₁₅  +  (-⁶/₁₅)

• 14/15
• -2/15
• 2/15
• -14/15

Tags

CCSS.7.NS.A.1C

When adding a NEGATIVE number and POSITIVE number,  your result will be...

• Positive
• Negative
• The sign of the larger absolute value
• The sign of the smaller absolute 

  value

Tags

CCSS.7.NS.A.1C

-3 + (-4) = _____

• 1

• -1

• 7

• -7

Tags

CCSS.7.NS.A.1C

-9 + 9

• 18
• -18
• 0
• 81

Tags

CCSS.7.NS.A.1B

-5 + 9 = ?

Tags

CCSS.7.NS.A.1C