Operations for Fractions

The expression 4 ÷ 1/3

• is asking how many times 4 goes into 1/3

• How many 1/3 size pieces there are in 4

• what 4 X 1/3 equals

Tags

CCSS.5.NF.B.7C

CCSS.5.NF.B.7B

One way to picture the question 1/4 ÷ 3 =

• Is what is 1/4 of 3

• What is 1/4 of 1/3

• What size piece would I get if i broke a fourth into 3 pieces

• B and C

Tags

CCSS.5.NF.B.7C

CCSS.5.NF.B.7A

Two things I need to think about when subtracting fractions and mixed numbers are

• to remember to add the numerators and denominators

• to make sure I have a common denominator and check to see if I have to regroup

• to change it to addition

• to add only the fractional parts

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Part of a part refers to

• adding fractions

• multiplying fractions

• Subtracting fractions

• All of the above

Tags

CCSS.5.NF.B.4A

What operation in fractions do you need to find the reciprocal?

• Add

• Subtract

• Multiply

• Divide

Tags

CCSS.6.NS.A.1

What is the rule for dividing fractions? 

• keep, change, opposite

• keep, change, flip

• keep, keep, change

• keep, keep, opposite

Tags

CCSS.6.NS.A.1

Do you need to find a common denominator to solve this?
6/7 ÷ 3/14

• Yes

• No

Tags

CCSS.6.NS.A.1

Can you simplify 4/8?

• Yes

• No

Can you simplify these numbers before you start multiplying?

• Yes

• No

Tags

CCSS.5.NF.B.6

What fraction of the rectangle is NOT shaded?

• ⅔

• ¾

• ¼

• 1/2

Tags

CCSS.1.G.A.3