3.4A & 3.5A Add/Sub Word Problem STAAR Review

A school had 375 hot dogs to sell during a carnival. After the carnival ended, 83 hot dogs were not sold. How many hot dogs were sold during the carnival?

• 292

• 312

• 458

• 282

Answer explanation

To find the number of hot dogs sold, subtract the unsold hot dogs from the total: 375 - 83 = 292. Therefore, 292 hot dogs were sold during the carnival.

At a weekend bake sale, 295 cookies were sold on Saturday. On Sunday, 88 more cookies were sold than were sold on Saturday. What was the total number of cookies sold on Saturday and Sunday?

• 207

• 383

• 502

• 678

Answer explanation

On Saturday, 295 cookies were sold. On Sunday, 295 + 88 = 383 cookies were sold. The total for both days is 295 + 383 = 678 cookies. Thus, the correct answer is 678.

Ms. Green had some fabric to make costumes for three different plays at school. The table shows the number of yards of fabric Ms. Green used to make the costumes for each play. Ms. Green had 27 yards of fabric left over after making costumes for these plays. How many yards of fabric did Ms. Green start with?

• 170 yards

• 197 yards

• 143 yards

• 177 yards

Answer explanation

Ms. Green used a total of 27 yards of fabric for the costumes. To find out how much fabric she started with, add the leftover fabric (27 yards) to the total used. The correct calculation is 197 yards (27 + 170).

Last month the school store sold 107 T-shirts and 88 sweatshirts. How many more T-shirts were sold than sweatshirts?

• 19

• 29

• 185

• 195

Answer explanation

To find how many more T-shirts were sold than sweatshirts, subtract the number of sweatshirts from the number of T-shirts: 107 - 88 = 19. Therefore, 19 more T-shirts were sold than sweatshirts.

A movie theater has 710 seats.

• 158 seats are red

• 247 seats are black

• 119 seats are yellow.

• The rest of the seats are green.

  How many seats are green?

• 186

• 524

• 214

• 206

Answer explanation

To find the number of green seats, subtract the total of red, black, and yellow seats from the total seats: 710 - (158 + 247 + 119) = 710 - 524 = 186. Thus, there are 186 green seats.

At the beginning of September, Mr. Watkins had 543 erasers.

During September he gave his students 99 of the erasers.

During October he gave his students 212 of the erasers.

How many erasers did Mr. Watkins have at the end of October?

• 854

• 232

• 430

• 344

Answer explanation

Mr. Watkins started with 543 erasers. After giving away 99 in September and 212 in October, he had 543 - 99 - 212 = 232 erasers left. Thus, the correct answer is 232.

A theater sold tickets for three movies. The table shows the number of tickets sold for each movie. What was the total number of tickets the theater sold for these three movies?

• 476

• 366

• 376

• 473

Answer explanation

To find the total number of tickets sold, add the tickets sold for each movie. The total is 476, which matches the correct answer choice.

There are two lions at a zoo. The weight of the younger lion is 379 pounds. The weight of the older lion is 514 pounds. What is the difference in pounds between these two weights?

• 235 lb

• 135 lb

• 265 lb

• 145 lb

Answer explanation

To find the difference in weight between the two lions, subtract the weight of the younger lion (379 lb) from the weight of the older lion (514 lb). 514 - 379 = 135 lb, which is the correct answer.

Roger has two boxes of nails. One box has 438 nails, and the other box has 375 nails. How many nails does Roger have in these two boxes?

• 813

• 703

• 814

• 713

Answer explanation

To find the total number of nails, add the nails in both boxes: 438 + 375 = 813. Therefore, Roger has 813 nails in total.

Samantha, Gordon, and Diego each brought an ice chest to a picnic.

• The weight of Samantha’s ice chest was 83 pounds.

• The weight of Gordon’s ice chest was 28 pounds.

• The weight of Diego’s ice chest was 37 pounds.

  What was the difference in pounds between the weight of Samantha’s ice chest and the combined weight of Gordon’s and Diego’s ice chests?

Answer explanation

First, calculate the combined weight of Gordon's and Diego's ice chests: 28 + 37 = 65 pounds. Then, find the difference between Samantha's ice chest (83 pounds) and the combined weight (65 pounds): 83 - 65 = 18 pounds. The answer is 18.