Number Sense CPM

Multiply and simplify

 $\frac{2}{5}\times\frac{15}{8}$  

•  $\frac{3}{4}$  

•  $\frac{30}{40}$  

•  $\frac{8}{15}$  

•  $\frac{15}{8}$  

Tags

CCSS.5.NF.B.6

Perform the following operation

 $\frac{7}{12}+\frac{8}{36}-\frac{4}{9}$  

•  $\frac{5}{4}$  

•  $\frac{11}{39}$  

•  $\frac{13}{36}$  

•  $\frac{19}{39}$  

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Convert 27.5% to a fraction

(a)  

What is the third step in simplifying the following

 $12\div\left(1+5\right)-4^2\left(2\right)-15\times6$  

•  $\ Add\ \left(1+5\right)$  

• Compute  $4^2$  

• Multiply  $15\times6$  

• Compute  $12\div\left(1+5\right)$  

• Compute  $-4^2\left(2_{ }\right)$  

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Melissa found a necklace at Charlotte Russe for 25% off the regular price of $45.99. If the tax is 8.25%, what is the difference between the regular price including tax and the sale price including tax?

• $49.78

• $8.65

• $12.44

• $37.34

Tags

CCSS.6.RP.A.3C

When converting this problem from scientific to standard notation, I would move the decimal which way?

 $2.36\times10^4$  

• 2.36 to the right

• 4 to the right

• 4 to the left

• 10 to the right

Valerie bought a 9 ft piece of ribbon from which she wants to cut into 2/3 ft pieces. How many 2/3 ft pieces can Valerie cut?

• 13
• 6
• 9
• 22

Tags

CCSS.5.NF.B.3

What is the reciprocal of 3/4?

• 4/3
• 3/4
• 1/4 lb
• none of the above

Tags

CCSS.5.NF.B.3

CCSS.5.NF.B.7

 $\left(\frac{12x^{3\ }y^{5\ }z^{7\ }}{144x^{-4}y^7z^{-3}}\right)^0$  

•  $12\left(x^{7\ }z^{10}\right)$  

•  $\frac{x^{7\ }z^{10}}{12y^{2\ }}$  

•  $1$  

•   $\frac{x^7y^{-2\ }z^{10}}{12}$  

^simplify 5x³ 2x²

• 10x⁵
• 3x
• 10x⁶
• 7x⁵

Tags

CCSS.HSA.APR.A.1