Add It Up
Subtract It Down
Word Problems
Key Words
Review
100

3,674 + 4,369=

8,043

100

8,715 - 5, 923=

2,792

100

At a tire factory, 3,166 tires were made on Thursday and 2,941 tyres were made on Friday. How many tyres were made on Thursday and Friday in all?

6,107 tyres

100

Should you use addition or subtraction when you see/hear the word "sum"?

addition

100

Round 25,196 to the nearest thousand

25,000

200

6,000 + 3,173=

9,173

200

6000-2,173=

3,827

200

Sara scored 2,293 points in a video game. That was 1,536 more than Elvin's score on the same game. How many points did Elvin score?

757 points

200

Should you use addition or subtraction when you see/hear the word "total"?

addition

200

Write in numbers: 50,000 + 80 + 3

50,083

300

5,215 + 3,107=

8,322

300

9,534 - 4,085=

5,449

300

There are 11,500 seats in the basketball arena. For one game, 9,465 seats were filled. How many seats were empty?

2,035 seats were empty

300

Should you use addition or subtraction when you see/hear the word "difference"?

subtraction

300

What are 2 factors of 63?

1, 63; 3, 21; or 7, 9

400

43,674 + 3,372=

47,046

400

18,143 - 5,923=

12,220

400

Two years ago, Bob bought a used car that had 14,854 miles on the odometer. Last year, he drove 8,240 miles. This year, he drove 9,273 miles. How many miles does the odometer show now?

32,367 miles

400

What does "mentally" mean?

Doing quickly in your mind/brain

400

Use <,>,= 237,325 _____ 237,352

< (less than)

500

2,869 + 25,946=

28,815

500

The difference in 8,125 and 15,219

7,094

500

George bought a car for $17,067. This price included extra upgrades for $1,248. What was the price of the car without these upgrades?

$15,819

500

What is the FIRST thing you should do when you see an addition or subtraction sum?

Estimate/predict your answer before working it out

500

Write in numbers: eight hundred and nine thousand, and sixty-two

809,062