Adding and Subtracting Fractions

Adding and Subtracting Fractions

5th Grade

​I am learning to add and subtract fractions by finding common denominators.

Multiple Choice

What is a denominator?

• Fraction

• Part of a whole (top part of the fraction)

• Tells us how many parts make a whole (bottom of fraction)

• When you multiply numbers

Multiple Choice

$$\frac{1}{4}+\frac{3}{8}$$  

• $$\frac{4}{12}$$  

• $$\frac{5}{8}$$  

• $$\frac{4}{8}$$  

• $$\frac{4}{4}$$   

• 4

Multiple Choice

$$\frac{5}{6}-\ \frac{1}{3}$$  

• $$\frac{3}{6}$$  

• $$\frac{4}{3}$$  

• $$\frac{4}{6}$$  

• $$\frac{1}{12}$$  

• 1

Multiple Choice

$$\frac{1}{2}+\frac{2}{5}$$  

• $$\frac{5}{10}$$  

• $$\frac{3}{7}$$  

• $$\frac{3}{10}$$  

• $$\frac{9}{10}$$  

Multiple Choice

$$\frac{1}{4}+\frac{3}{8}$$  

• $$\frac{4}{12}$$  

• $$\frac{1}{6}$$  

• $$\frac{4}{8}$$  

• $$\frac{5}{8}$$  

Multiple Choice

$$\frac{4}{15}+\frac{4}{5}$$  

• $$\frac{8}{20}$$  

• $$\frac{8}{15}$$  

• $$\frac{16}{15}$$  

• $$\frac{8}{10}$$  

Multiple Choice

$$\frac{5}{6}-\frac{1}{4}$$  

• $$\frac{7}{12}$$  

• $$\frac{6}{2}$$  

• $$\frac{6}{10}$$  

• $$\frac{5}{10}$$  

Multiple Choice

$$\frac{1}{2}-\frac{1}{4}$$  

• $$\frac{2}{6}$$  

• $$\frac{1}{2}$$  

• $$\frac{1}{4}$$  

• $$\frac{2}{2}$$  

Multiple Choice

$$\frac{7}{9}-\frac{1}{3}$$  

• $$\frac{6}{6}$$  

• $$\frac{6}{9}$$  

• $$\frac{4}{9}$$  

• $$\frac{14}{27}$$