Addition Properties
Name this example of addition property. 21 + 0 = 21
(identity, commutative, associative)
identity property
Find the sum. 695 + 141 = __________
836
Find the sum. 4,091 + 2,238 = __________
6,329
Doing Math Week, there were 77 visitors on Monday and 28 visitors on Tuesday. How many visited during Math Week those two days?
(REMEMBER THE LABEL!!!)
105 visitors
Name this addition property shown.
5 + 8 = 13 8 + 5 = 13
(identity, commutative, associative)
commutative property
Find the sum. 661 + 99 = __________
760
Find the sum. 1,998 + 300 = __________
2,298
Louisa has 183 pennies. Her dad gives 128 more. How many pennies does Louisa have now?
(DO NOT FORGET THE LABEL!!!)
311 pennies
What is the name of the property shown below.
(3 + 2) + 4 = ___ 3 + (2 + 4) = ___
Give the answer and the property name.
9, associative property
Find the sum. 196 + 286 = __________
482
Find the sum. 5,724 + 4,265 = __________
9,989
Draw a picture using place value to show the sum of the number sentence below.
224 + 124 = ___
4 tens blocks
8 ones blocks
answer: 348
Using the commutative property write the number sentence and the answer that goes with the sentence below.
12 + 21 = ____ ___ + ___ = ____
21 + 12 = 33
Find the sum. 687 + 544 = __________
1,231
Find the sum. 6,698 + 3,633 = __________
10,331
The principals ordered 215 muffins and 155 bagels. How many muffins and bagels were ordered in all?
(DO NOT FORGET THE LABEL!!!)
370 muffins and bagels
Using the associative write the number sentence and the answer that goes with the sentence below.
(8 + 7) + 3 = ____ ___ + (___ + ___) = ____
8 + (7 + 3) = 18
Find the sum. 287 + 699 = ______
Draw this out to earn 100 extra points!
986
9 hundreds blocks
8 tens blocks
6 ones blocks
Find the sum. 3,496 + 2,715 = ______
Draw this out to earn 100 extra points!
answer: 6,211
6 thousand cubes
2 hundreds blocks
1 tens blocks
1 ones cube
1
Mr. Shleton worked 1,976 hours one year. and 2,080 hours the next year. What is the total number of hours Mr. Shelton worked in those two years?
(DO NOT FORGET THE LABEL!!!) EACH show your work and get 100 extra points!!
4,056 hours