Investigation 1 Review!

Is this student's work correct?
 $12\ -\ 6\ \ \times\ 4\ \div\ 8$  

 $6\ \times\ 4\ \div\ 8$  
 $24\ \div\ 8\ =\ 3$  

• Yes, because 12 - 6 = 6.

• Yes, because you solve equations from left to right.

• No, because Order of Operations says we do multiplication and division before subtraction.

• No, because 24  $\div$  8 = 4

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Solve this:
 $12\ -\ 6\ \times\ 4\ \div\ 8$  

• 3

• 6

• 8

• 9

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

 $42\ \times\ 37$  

 $40\ \times\ 30$   $+\ 2\ \times\ 7$  

 $=134$  
How is this student's work incorrect?

• The didn't do enough cluster problems. They need to multiply 30 by 2 and 40 by 7 too.

• They didn't add enough zeros when they multiplied 40 by 30.

• They shouldn't have multiplied 2 by 7.

• They should have multiplied the solution to 40 x 30 by the solution to 2 x 7.

Tags

CCSS.4.NBT.B.5

Solve 19 x 64 using a strategy from this Investigation.

• 600

• 1,140

• 1,216

• 1,300

Tags

CCSS.5.NBT.B.5

Solve 51 x 42 using a strategy we learned this investigation.

• 200

• 2,000

• 2,040

• 2,142

Tags

CCSS.5.NBT.B.5

Which of these is NOT a factor of 150?

• 15

• 20

• 25

• 75

Tags

CCSS.4.OA.B.4

Which of these represents the factorization of 150?

• 15 x 10

• 75 x 2

• 3 x 5 x 10

• All of these.

Tags

CCSS.4.OA.B.4

The girls have 176 pieces of doll clothing. If they wanted to share the clothing pieces equally among their four dolls, how many pieces of clothing will each doll have?

• 40

• 42, with 5 pieces leftover

• 44

• 45

Tags

CCSS.4.NBT.B.6

Molly has baked thirteen dozen (dozen = 12) doughnuts, and she has fourteen different glaze options. If she were divide the glazes evenly among the thirteen dozen doughnuts, how many doughnuts would have the same glaze?

• 11 with two leftover

• 12

• 13

• 14 with three leftover

Tags

CCSS.3.OA.A.3