Adding and Subtracting Rational Numbers

-40 + 15.05

• 55.05
• 24.95
• -24.95
• 14.65

⁸/₁₅  +  (-⁶/₁₅)

• 14/15
• -2/15
• 2/15
• -14/15

7.19 + (-5.34)

• 12.53
• -12.53
• 1.85
• -1.85

Rewrite the problem as addition.

-5.66 - (-4.1)

• 5.66 + (-4.1)

• -5.66 + 4.1

• -5.66 + (-4.1)

• -5.66 - 4.1

1/4 - (3/10) = 

• 1/20
• -1/20
• 11/20
• -11/20

2 ⁶/₉ + (- 5 ¹/₄)

• 7 ¹¹/₁₂
• -7 ¹¹/₁₂
• 2 ⁷/₁₂
• -2 ⁷/₁₂

Following the integer rules, would you add or subtract the fractions?

• add, the answer would be positive

• add, the answer would be negative

• subtract, the answer will be positive

• subtract the answer will be negative

Following the integer rules, would you add or subtract the fractions?

• add

• subtract

Find  -6.23 - 7.5

• 13.73
• 1.3
• -1.2
• -13.73

What is the difference of the given problem?

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