Properties of Addition
3,512 + 6,299 = 6,299 + 3,512
Commutative Property
A crayon company makes 87,491 blue crayons and 25,053 gray crayons. How many more blue crayons does the company make than gray crayons?
Key Words: How many more than
Operation: Subtraction
5002 - 457
4,545
534,965 - 389,674
100,000
53 + (42 + 33) = 42 + (33 + 53)
Associative Property of Addition
A shipping company delivered 389,652 letters and 429,776 packages.How many items were delivered?
Key Words: How many
Operation: Addition
30,002 - 12,563
17,439
562,993 + 222,754
800,000
A number plus zero = that number
Identity Property of Addition
In one week, Xitong walks 1,750 meters and runs 1,925 meters. She performs the same workout for three weeks. How many meters does Xitong walk and run in three weeks?
Key Words: How many (and three weeks)
Operations: Addition and/or multiplication
9,000-3,582
5,418
672,954 + 359,999 =
1,100,000
0 + 789,999 = 789,999
Identity Property of Addition
There were 130,336 ice skates rented in one year. The next year 108,692 ice skates were rented. The following year 178,119 ice skates were rented. How many pairs were rented during the busiest years?
Key Words: How many
Operation: Addition
700,009 - 639,542
60,467
520,956 - 234,567 +
300,000
red + blue = blue + red
Commutative Property of Addition
Paisley ran 3,472 miles last year and 2,834 miles the previous years. How many more miles did she run last year?
Key Words: How many more
Operation: subtraction
65,000 - 46,789
18,211
599,999 + 976,543 =
1,600,000