Fraction with Unlike Denominators

(Choose one that is true) When you add or subtract fractions with unlike denominators you..

• Find the greatest common factor to change your denominator

• Change the denominator by picking a random number then divide

• Find the least common multiple to change your denominator

• none of these are true

Tags

CCSS.7.NS.A.1C

8/10 - 1/5

• 5/3

• 3/5

• 9/13

Tags

CCSS.7.NS.A.1C

The number on the bottom of a fraction is called what?

• numerator
• denominator

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

What number could be a common denominator for these three fractions?
1/2   and   1/3   and   1/4

• 9
• 8
• 12
• 6

Cole's pea plant grew $\frac{3}{4}$ inch.  Josie's pea plant grew $\frac{2}{3}$ inch.  How much taller is Cole's pea plant than Josie's?  

• 1 inch

•  $\frac{1}{3}$  inch

• They are equal

•  $\frac{1}{12}$  inch

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Mr. Bridges read 2/15 of the read aloud on Monday. Mrs. Benson read 1/5 of the read aloud on Tuesday. How much of the book did they read so far?

• $\frac{3}{20}$

• $\frac{1}{3}$

• $\frac{3}{15}$

• $\frac{1}{2}$

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What number could be a common denominator for these two fractions?
1/5   and   5/6?

• 30
• 11
• 6
• 5

Round
6/15

• 1/2
• 0
• 1
• i don't know

Tags

CCSS.5.NBT.A.4

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

If you color in 2 more slices what is the fraction?

• 3/8
• 6/8
• 5/8
• 5/9

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B