Math Word Problems Difference

Jay mows lawns and washes cars to earn money.
• He earns $8 for each lawn he mows.
• He earns $5 for each car he washes.
• On Friday, he mowed 3 lawns and washed 3 cars.
• On Saturday, he spent $15 of the money he earned.
Which expression shows the amount of money Jay had left?

• 3 × (8 + 5) – 15 

• (3 + 8 + 5) – 15 

•  (8 + 5) – 15 × 3 

• (3 + 8 + 5) – 15 

A shelter has a total of 774 animals.  They have 451 dogs, 319 cats, and the rest are reptiles.  How many reptiles does the shelter have?

A gas station started the weekend with 36 12-packs of canned soda. If the gas station sold 198 cans of soda in total, how many cans of soda does the gas station have left on Monday morning?

John counted the number of wheels on all of the bicycles and tricycles in a toy store. He counted 42 wheels total. What combination of tricycles and bicycles could he have seen?

• 6 tricycles and 12 bicycles

• 6 tricycles and 10 bicycles

• 2 tricycles and 16 bicycles

• 21 tricycles and 21 bicycles

Jay mows lawns and washes cars to earn money. • He earns $8 for each lawn he mows. • He earns $5 for each car he washes. • On Friday, he mowed 3 lawns and washed 3 cars. • On Saturday, he spent $15 of the money he earned. Which expression shows the amount of money Jay had left?

• (3 × 8 + 5) – 15

• 3 × (8 + 5) – 15

• (3 + 8 + 5) – 15

• (8 + 5) – 15 × 3

Ms. Ritter put 45 marbles in a jar. Then, four of her students put in 12 marbles each. Then, nine of her students put in 18 marbles each. Which expression represents how many marbles are in the jar?

• 45 + (4 + 12) × (9 + 18)

• 45 + (4 × 12) + (9 × 18)

• 45 × (4 + 12) + (9 + 18)

• 45 ÷ (4 × 12) + (9 × 18)

Sierra had 136 trading cards. She gave away 15 to each of her 3 friends. Which expression shows how many cards Sierra has left?

• 136 - (15 x 3)

• 136 + (15 x 3)

• (136 - 15) x 3

• (136 + 15) x 3

Mr. Elachkar sold 247 meals on Tuesday at his restaurant. He sold 516 meals on Wednesday. What is the difference between the numbers of meals Mr. Elachkar sold on these two days?

• 763

• 331

• 379

• 269

The 5th grade Fall Festival booth sold $850 worth of tickets! However, $75 of that amount went towards prizes and must be paid back.  How much money did they actually make? 

• Add

• Multiply

• Divide

• Subtract

Mr. Nolan paid $36.95 for each adult shirt and $23.95 for each youth shirt he bought. Mr. Nolan bought 2 adult shirts and 5 youth shirts. How much money did he spend on these shirts?

• $167.35

• $258.65

• $232.65

• $193.65