Adding and Subtracting Fractions with Negatives

(-⅚) - (⅗)

• -1   13/30

• 1   13/30

• -7/30

• 7/30

Tags

CCSS.7.NS.A.1C

4/9 + (-2/3) = 

• 1 1/9

• -1 1/9

• 2/9

• -2/9

Tags

CCSS.7.NS.A.1C

-1 ⁷/₈ + (-3 ¹/₂)

• 5 ³/₈

• -5 ³/₈

• 1 ⁵/₈

• -1 ⁵/₈

Tags

CCSS.7.NS.A.1C

- 3/4  -  (-2/3)

• 1/12

• -1/12

• -17/12

• _1    5/12

Tags

CCSS.7.NS.A.1C

• -4/9

• 4/9

• 1 1/3

• -1 1/3

Tags

CCSS.7.NS.A.1C

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

Tags

CCSS.7.NS.A.1C

When adding and subtracting fractions, you must first

• get a common denominator

• change it to an improper fraction

• flip the second fraction

• nothing

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

How do you add/subtract fractions?

• To add or subtract fractions, ignore the denominators and only focus on the numerators

• Get common denominators and add or subtract the numerators and keep the denominator the same.

• To add or subtract fractions, always change the denominators to be different

• To add or subtract fractions, simply multiply the numerators and denominators together

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D