Adding and Subtracting Mixed Numbers Challenge

Why is it important to review fraction skills before moving to multiplication and division with fractions?

• Because they are not needed in sixth grade.

• Because they are the easiest part of fifth grade math.

• Because they are only used in fifth grade.

• Because they are the hardest and most important part of fifth grade math.

Tags

CCSS.7.NS.A.2C

What is the first step when adding mixed numbers?

• Find a common denominator.

• Add the whole numbers.

• Simplify the fractions.

• Subtract the fractions.

Tags

CCSS.7.NS.A.1C

In the example 4 and 2/9 plus 1 and 2/3, what is the common denominator used?

• 6

• 9

• 3

• 27

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What should you do if you end up with an improper fraction while adding mixed numbers?

• Multiply the fractions.

• Subtract the whole numbers again.

• Convert it to a mixed number.

• Ignore it.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the simplified form of 2 and 14/8?

• 2 and 1/2

• 3 and 3/4

• 3 and 6/8

• 2 and 7/4

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

When subtracting mixed numbers, what should you do if the fraction part of the minuend is smaller than the fraction part of the subtrahend?

• Borrow from the whole number.

• Multiply the fractions.

• Add the fractions first.

• Ignore the fractions.

Tags

CCSS.7.NS.A.1C

In the example 3 and 3/10 minus 1 and 3/4, what is the least common denominator used?

• 20

• 4

• 40

• 10

Tags

CCSS.7.NS.A.1C

What is the result of 6 and 3/4 minus 4 and 1/2?

• 2 and 1/8

• 2 and 3/4

• 2 and 1/2

• 2 and 1/4

Tags

CCSS.7.NS.A.1C

How should you rewrite 4 wholes to subtract 1 and 3/7?

• 3 and 1/7

• 4 and 0/7

• 3 and 7/7

• 4 and 3/7

Tags

CCSS.7.NS.A.1C

What should you do if you find adding and subtracting mixed numbers very difficult?

• Ignore it and move on.

• Ask for help during office hours.

• Skip the practice problems.

• Wait until middle school to learn it.

Tags

CCSS.7.NS.A.1C