Add It Up
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Word Problems
Key Words
Estimation or Properties
100
3,674 + 4,369=
What is 8,043
100
8,715 - 5, 923=
What is 2,792
100
At a tire factory, 3,166 tires were made on Thursday and 2,941 tires were made on Friday. How many tires were made on Thursday and Friday in all?
What is 6,107 tires
100
Sum
What is add
100

Estimate 321 + 56 by rounding to the nearest tens place.

What is 320 + 60 = about 380

200
6,000 + 3,173=
What is 9,173
200
6000-2,173=
What is 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?
What is 757 points
200
Total
What is add
200

What is the identity property?  Give an example

What is anything plus zero is always that same number.  Ex. 2+0=2

300
5,215 + 3,107=
What is 8,322
300
9,534 - 4,085=
What is 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?
What is 2,035 seats were empty
300
Difference
What is subtraction
300

Estimate by rounding to the nearest thousands place.  32,892 - 9,638

What is 33,000 - 10,000 = about 23,000

400
43,674 + 3,372=
What is 47,046
400
18,143 - 5,923=
What is 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?
What is 32,367 miles
400
Spend
What is addition or subtraction
400

What is the commutative property.  Give an example.

What is the fact that when adding, you can switch the order of the numbers and still get the same sum.

Ex. 6+3 = 9    3+6=9

500
2,869 + 25,946=
What is 28,815
500
The difference in 8,125 and 15,219
What is 7,094
500
George bought a car for $17,067. This price included a leather package for $1,248 and a heated seats for $269. What was the price of the car without these features?
What is $15,550
500
How much taller?
What is subtraction
500

What is the associative property?  Give an example.

What is the fact that you can switch the way numbers are grouped in an addition problem and still get the same sum.

Ex.  (9+1) + 5 = 15        9+ (1+5) = 15

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