Operations With Numbers: Fractions

With fractions, for which operation(s) must you have common denominators to correctly perform the operation? (choose all that apply)

• Addition

• Subtraction

• Multiplication

• Division

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What would be the least common denominator needed to find the sum

• 3

• 12

• 6

• 18

To multiply fractions you multiply numerator by numerator and denominator by denominator

• True

• False

Tags

CCSS.5.NF.B.6

¹/₄  ÷  ²/₅

• ⁵/₈

• 2/20

• ¹/₁₀

• ³/₉

Tags

CCSS.6.NS.A.1

When diving fractions, you use ​ (a)  

• KCF

• Find the least common denominator

• Multiply all of the numbers togethe

Tags

CCSS.7.NS.A.2B

Match the following

• Straight Across

• Multiply Fractions

• Common Denominator

• Fraction to Decimal

• Keep Change Flip

• Divide Fractions

• Divide, top number in the house

• Add/Subtract Fractions

A recipe calls for 1 ¼ cups of sugar. If you double the recipe, how many cups of sugar will you need? Type your answer in the box.

Mathematical Equivalence

ON

Tags

CCSS.5.NBT.B.7

In a cookie jar, 1/4 of the cookies are chocolate chip, and 1/2 of the rest are peanut butter. What fraction of all the cookies is peanut butter?

Write your equation... read carefully!!!!

​ (a)   ​ (b)   ​ (c)   ​ (d)  

• x

• =

• 4

• 6

Tags

CCSS.5.NF.B.6

Maya has 120 caramel apples to sell. Each caramel apple is covered with one topping. 1/5 of the caramel apples are covered with peanuts. 1/3 are covered with chocolate chips. 3/10 are covered with coconut. The rest are covered with sprinkles. How many caramel apples are covered with sprinkles?

Mathematical Equivalence

OFF

Tags

7.3.B

Maya has 120 caramel apples to sell. Each caramel apple is covered with one topping. 1/5 of the caramel apples are covered with peanuts. 1/3 are covered with chocolate chips. 3/10 are covered with coconut. The rest are covered with sprinkles. How many caramel apples are covered with sprinkles?

Mathematical Equivalence

OFF

Tags

7.3.B