Solving Multi-Step Problems by Reasoning with Units

There are 100 fifth graders at Motley Elementary. 45 of them are girls. On Monday, 10 fifth grade girls and 8 fifth grade boys were absent. How many fifth grade boys were at Motley on Monday?

• 47 fifth grade boys

• 57 fifth grade boys

• 37 fifth grade boys

Ms. Stanberry bought a case of pencils at the beginning of the school year. The case had 52 boxes with 24 pencils in each box. She wants to give 6 pencils to each of her 24 students to begin the year. How many extra pencils will she have after she gives the pencils to her students?

• 1,200

• 144

• 1,248

• 1,104

A large math event was held for 5^th grade students in Texas.· 45 different schools sent students to the event.· Each school sent 32 students.· Students were placed into teams with 12 students on each team.How many teams were formed?

• 150

• 1,440

• 120

• 130

100 elementary schools are collecting can food items for a local charity. ● The schools have a goal to donate 30,000 cans. ● 42 schools have each collected 386 items. ● 33 schools have each collected 178 items. How many more cans need to be collected to reach the goal?

• 16,212

• 22,086

• 5,874

• 7,914

Diane goes to the store and buys 2 large bags of pretzels that are $2.85 each, a drink that is $1.86, and a pack of gum that is 60 cents. If she pays with a $10 bill, how much change should she receive?

• $8.16

• $67.56

• $1.84

• $57.56

Sally stopped at a flea market Saturday. She bought 3 necklaces priced at $7.20 each and 4 chairs priced at $13.75 each. How much did she spend at the flea market?

• $20.95

• $146.65

• $27.95

• $76.60

Gene was comparing two different brands of donuts. Brand A had 18 donuts for $5.22 and Brand B had 24 donuts for $6. Which Brand is the better deal?

• Brand A

• Brand B

• They are the same price.

• I have no idea.

-11 + 3(b + 5) = 7

• 1

• -1

• 3

• -3

3x + 2(4x - 4) = 3

• 4

• 3

• 2

• 1

2x + 3(5x - 7) = 47

• x = 1

• x = 2

• x = 3

• x = 4