Multiplying Fractions - 5th Grade

When we multiply fractions we have to find a common denominator

• True

• False

Tags

CCSS.5.NF.B.6

 $\frac{5}{6\ }\ \times\ 20\ =\ 20\ \times\frac{5}{6}$  

• True

• False

Tags

CCSS.3.OA.B.5

Solve

 $\frac{1}{6}\times24$  

• 12

•  $\frac{1}{24}$  

• 4

•  $\frac{2}{3}$  

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

 $\frac{3}{5}\ \times\ 30$  

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Which of these strategies did we NOT cover in class to learn how to multiply fractions by whole numbers?

• Skateboard Ramp

• Repeated Addition

• Rollercoaster

• Standard Algorithm

• Model Representation

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

  $\frac{1}{3\ }\times12$  

•  $\frac{1}{3}$  

• 2

•  $\frac{1}{2}$  

• 4

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

 $\frac{1}{5\ }\times\ 40$  

• 8

•  $\frac{1}{6}$  

• 2

•  $\frac{1}{3}$  

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

When we multiply fractions, we multiply the numerator by the numerator and the denominator by the _____________.

Tags

CCSS.5.NF.B.6

 $\frac{2}{5}\times\ 40$  

• 8

• 16

•  $\frac{1}{6}$  

•  $\frac{1}{8}$  

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

 $\frac{2}{3}\times15$  

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C