Mastering Addition and Subtraction of Negative Mixed Numbers

What is the first step in solving the problem negative 3 1/4 plus 2 5/6?

• Add the whole numbers first

• Find a common denominator

• Subtract the fractions

• Convert to improper fractions

What is the least common denominator between 4 and 6?

• 6

• 12

• 8

• 10

What is the improper fraction form of 3 3/12?

• 36/12

• 39/12

• 33/12

• 30/12

In the second problem, what is the common denominator for 2 and 9?

• 36

• 27

• 18

• 9

Tags

CCSS.7.NS.A.1C

What is the result of adding negative 8 9/18 and negative 4 4/18?

• Negative 12 13/18

• Negative 12 14/18

• Negative 13 13/18

• Negative 13 14/18

Tags

CCSS.7.NS.A.1C

What is the first step in solving negative 5 5/12 minus negative 1 4/9?

• Subtract the whole numbers first

• Convert to improper fractions

• Find a common denominator

• Change subtraction to addition

What is the common denominator for 12 and 9?

• 18

• 24

• 36

• 48

What is the improper fraction form of 5 15/36?

• 180/36

• 225/36

• 195/36

• 210/36

Tags

CCSS.7.NS.A.1C

What is the result of subtracting 1 16/36 from 5 15/36?

• 4 35/36

• 3 35/36

• 3 1/36

• 4 1/36

Tags

CCSS.7.NS.A.1C

What is the final answer for the third problem?

• Negative 3 35/36

• Negative 4 35/36

• Negative 3 36/36

• Negative 4 36/36

Tags

CCSS.7.NS.A.1C