Fractions and the 4 Operations

Select ALL operations with fractions that REQUIRE a common denominator.

• addition

• division

• multiplication

• subtraction

When multiplying fractions, a common denominator is REQUIRED.

• TRUE

• FALSE

"Multiply by the reciprocal" is the rule for which operation with fractions?

• addition

• division

• multiplication

• subtraction

Tags

CCSS.5.NF.B.6

CCSS.5.NF.B.4

• 3/11
• 21/38
• 19/24
• 3/16

Tags

CCSS.7.NS.A.1C

• 5/14
• 2  1/3
• -1  1/3
• 2  1/2

Tags

CCSS.6.NS.A.1

It took Earl ½ hour to do his science homework and ⅓ hour to do his math homework.  How long did Earl work on homework?

• ⅖ hour
• ⅙ hour
• ⅚ hour
• ⅕ hour

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

2⅔ + 1⅘

• 4 6/15
• 4 7/15
• 3 6/8
• 3 6/15

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

⅖ x ¾

• 23/20
• 15/8
• 1 ⅞
• 3/10

Tags

CCSS.5.NF.B.6

Change the mixed number to an improper fraction

• 29/8
• 24/8
• 16/6
• 55/8

Tags

CCSS.3.NF.A.3C

• 1  4/6
• 7  2/6
• 2/3
• 4

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2