Representing and solving problems involving mixed operations on numbers within 1000

Sunrise Elementary School's cafeteria can seat 175 students. 69 third graders and 81 fourth graders eat lunch at the same time. How many more seats are available for students during their lunch time?

• 150

• 25

• 85

• 325

Tags

CCSS.3.OA.D.8

The school bus seats 52 students in all. On Tuesday, the bus was full. At the first bus stop, 15 students got off the bus. At the second bus stop, 9 students got off the bus. Half of the students that were left over got off at the third bus top. The rest got off at the last bus stop. How many students got off at the last bus stop?

• 16

• 14

• 12

• 6

Tags

CCSS.3.OA.D.8

There are 258 people at a concert. Out of the people there, 46 are wearing blue shirts and 108 are wearing hats. How many people are not wearing blue shirts or hats?

• 105

• 412

• 104

• 320

Tags

CCSS.3.OA.D.8

Your brother is 3 years younger than you are. If you are 14 years old, then your brother is _________ years old.

Tags

CCSS.1.OA.A.1

The cafeteria needs 700 trays. They have 312 brown trays and 342 orange trays. Does the cafeteria have enough trays?

• Yes, they have 700

• Yes, they have 710

• No, they have 654

• No, they have 587

Tags

CCSS.3.OA.D.8

Ava went to the store to buy a bunch of mac and cheese. If she came home with 13 boxes, and there were 42 bowls of mac and cheese in each box, how many bowls of mac and cheese does Ava have?

• 431 bowls of mac and cheese

• 723 bowls of mac and cheese

• 546 bowls of mac and cheese

• 621 bowls of mac and cheese

Tags

CCSS.5.NBT.B.5

A farmer has 789 chickens and he buys 345 more. How many chickens does the farmer have now?

• 1134

• 534

• 345

• 113

Tags

CCSS.3.OA.D.8

What operation would you use to solve this problem?

A mountain climber climbed up a cliff 50 feet at a time. He did this 5 times in one day. What was the overall change in his elevation?

• Multiplication

• Division

Answer explanation

The climber is climbing 50 feet 5 times in one day.

50 * 5 = 250

His overall change in elevation was 250 feet. He climbed 250 feet.

Tags

CCSS.3.OA.D.8

The table shows the numbers of puzzle pieces in four puzzles. William put together the two puzzles that had the greatest numbers of pieces.

What is the total number of pieces in these two puzzles?

• 841 pieces

• 885 pieces

• 885 puzzles

• Not here

Tags

CCSS.3.OA.D.8

Josefina's cat Whiskers, climbed into a tree and is afraid to get down. Her Dad climbed up a ladder to get Whiskers down. If he climbed up a ladder 15 steps, and each step is 32 centimeters, how far did he go?

• 192
• 480
• 160