Adding and Simplifying Fractions

The video tutorial by Mr. J covers how to add negative fractions by building on the knowledge of adding positive fractions and integers. It provides two examples: negative three-fifths plus one-third, and negative six-tenths plus negative two-eighths. The tutorial explains finding a common denominator, renaming fractions, adding numerators, and simplifying results. It concludes with tips on writing negative fractions and mentions additional resources for further learning.

What is the first step in adding negative fractions?

• Find a common numerator

• Subtract the fractions

• Find a common denominator

• Multiply the fractions

What is the least common denominator for the fractions 3/5 and 1/3?

• 10

• 12

• 15

• 20

Tags

CCSS.4.NF.B.3D

CCSS.4.NF.B.3C

After finding a common denominator, what is the next step in adding fractions?

• Multiply the numerators

• Add the denominators

• Add the numerators

• Multiply the denominators

Tags

CCSS.7.NS.A.1C

What is the simplified form of -9/15 + 5/15?

• -3/15

• -2/15

• -1/15

• -4/15

What is the least common denominator for the fractions 6/10 and 2/8?

• 20

• 30

• 40

• 50

What is the simplified form of -34/40?

• -15/20

• -14/20

• -16/20

• -17/20

What is the common factor used to simplify -34/40?

• 5

• 2

• 4

• 3

Tags

CCSS.7.NS.A.1C

What is the result of adding -6/10 and -2/8 after simplification?

• -20/20

• -18/20

• -19/20

• -17/20

Tags

CCSS.7.NS.A.2B

How do you write -17/20 in another form?

• -17/20

• -17/-20

• 17/20

• 17/-20

Which of the following is NOT a way to write a negative fraction?

• Negative sign in front of the fraction

• Negative sign with both numerator and denominator

• Negative sign with the numerator

• Negative sign with the denominator