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Vocabulary
Properties of Addition
Estimate
Word Problems
Find the Sum
100
_____________ is a way of doing math in my head.
What is mental math?
100
8 + 0 = 8 demonstrates the __________________ property. Choices: Commutative, Associative, or Identity
What is Identity?
100
Estimate. Round each addend to the indicated place value. 725 + 229; tens
What is 730 + 230 = 960?
100
Dwight drove 792 miles from Pensacola, Florida, to Key West, Florida, and then back again. What is the distance he traveled to the nearest hundred miles? A. 800 miles B. 1,580 miles C. 1,584 miles D. 1,600 miles
What is D: 1,600 miles?
100
350 + 465 =
What is 815?
200
When an answer makes sense, it is _______________.
What is reasonable?
200
5 + 7 = 12; 7 + 5 = 12 is an example of the ____________ property. Choices: Commutative, Associative, or Identity
What is Commutative?
200
Estimate. Round each addend to the indicated place value. 8,291 + 1,100; hundreds
What is 8,300 + 1,100 = 9,400?
200
A horse weighs 1,723 pounds. A smaller horse weighs 902 pounds. How much do both horse weigh together?
What is 1,723 + 902 = ___; 2625 pounds?
200
661 + 99 =
What is 760?
300
A ____________ is a set of numbers that follow a certain order.
What is a pattern?
300
2 + (4 + 3) = 9; (2 + 4) +3 = 9 is an example of the __________ property. Choices: Communative, Associative, or Identity
What is associative?
300
Estimate. Round each addend to the greatest place value. 36 + 13 =
What is 40 + 10 = 50?
300
A golf ball has 336 dimples. How many dimples would two golf balls have altogether?
What is 336 + 336 = ___; 672 dimples?
300
2,088 + 6,346 =
What is 8,434?
400
A number close to its actual value is a(n) ____________.
What is an estimate?
400
(9 + 4) + 6 = 9 + (4 + 6) is an example of the __________ property. Choices: Commutative, Associative, or Identity
What is associative?
400
Estimate. Round each addend to the greatest place value. 11 + 19 =
What is 10 + 20 = 30?
400
Samuel walked one mile before lunch and one mile after lunch. The length of a mile is 1,760 yards. In yards, what is the total distance Samuel walked?
What is 1,760 + 1,760 = ____; 3,520 yards?
400
7,028 + 2,578 =
What is 9,606?
500
____________ tell you which operations to group in a number sentence.
What are parentheses?
500
5 + 4 = ____ + 5
What is 4?
500
Estimate. Round each addend to the greatest place value. 133 + 560 =
What is 100 + 600 = 700?
500
There are two different mountains in the state of Washington that get record snowfall. One winter season, Mount Ranier received 1,224 inches of snow. Mount Baker received 1,140 inches of snow. What is the total snowfall of these two mountains?
What is 1,224 + 1,140 = ___; 2,364 inches?
500
4,999 + 4,265 =
What is 9,264?