Subtracting Rational

⁸/₁₅  +  (-⁶/₁₅)

• 14/15

• -2/15

• 2/15

• -14/15

 ¼ − (-¾)= 

• -1/2

• 4/0

• 1

• None of the above

-1/2 + 2/3=

• 1/6

• 3/5

• 1/5

• -2/6

-6.5 + (-0.5) 

• -7

• 7

• 6

• -6

What is -3½ - 4½=

• 7½

• 8

• -1½

• -8

What is the difference of the given problem?

• 
• 
• 
• 

-4.7 + 18.5

• 23.2

• 13.8

• -13.8

• -23.2

-2.61 + (-6.88)

• 9.49

• -9.49

• 4.27

• -4.27

-4.2 + 3.3

• 7.5

• 1.1

• -7.5

• -0.9

Fill in the blank for the following rule: If the rational numbers have different signs, ____________________ the absolute values and keep the sign of the number with the biggest absolute value.

• add

• subtract

• multiply

• divide