Adding and Subtracting Mixed Numbers Challenge

What is a mixed number?

• A fraction with only a whole number

• A fraction with the same denominators

• A fraction with different denominators

• A fraction with a whole number and a fraction part

Tags

CCSS.3.NF.A.3C

What is the first step in adding or subtracting mixed numbers?

• Convert mixed numbers to improper fractions

• Find the least common multiple

• Simplify the fractions

• Add the numerators

Tags

CCSS.7.NS.A.1C

How do you find a common denominator?

• By finding the least common multiple

• By simplifying the fractions

• By adding the numerators

• By converting to mixed numbers

In the example, what is 2 1/3 converted to an improper fraction?

• 7/3

• 5/3

• 6/3

• 8/3

What is the least common multiple of 2 and 5?

• 10

• 5

• 20

• 2

What is the result of adding 35/10 and 22/10?

• 57/10

• 47/10

• 45/10

• 55/10

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

What is 2 1/3 minus 1 2/3?

• 1/3

• 4/3

• 2/3

• 3/3

Tags

CCSS.7.NS.A.1C

How do you handle a negative sign when subtracting mixed numbers?

• Ignore it

• Move it to the numerator

• Move it to the denominator

• Add it to the whole number

Tags

CCSS.7.NS.A.1C

What is the final step in adding or subtracting fractions?

• Simplify the fraction

• Convert to improper fractions

• Find the common denominator

• Add the numerators

Tags

CCSS.7.NS.A.1C

What is the result of 2 1/2 + 1/4 + 3?

• 5 3/4

• 6 1/2

• 5 1/2

• 6 3/4

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2