Addition Properties
Adding 4 Digits
Addition Patterns
Estimate Sums
Adding 3 Digits
100

(2+5)+1 = 2+(5+1) belongs to which property of addition?

1. Commutative Property

2. Associative Property

3. Identity Property. 

2.

100

1,836 + 3,329 =

5,165

100

What is 1 more than 28?

29

100

Round to the nearest tens. 

32 + 77 =

110

100

654 + 583 =

1,237

200

3+0 = 3+3 belongs to which property of addition?

1. Commutative Property 

2. Associative Property

3. Identity Property

3.

200

2,372 + 2,490 = 

4,862

200

What is 10 less than 67?

57

200

Round to the nearest hundreds. 

456 + 213 = 

700

200

267 + 634 =

901

300

9+2 = 2+9 belongs to which property of addition?

1. Commutative Property

2. Associative Property

3. Identity Property

1.

300

5,376 + 3,873 =

9,249

300

What is 100 more than 891?

991

300

Round to the nearest tens. 

763 + 541 = 

1,300

300

734 + 754 = 

1,488

400

Which is an example of the Identity Property of Addition?

1. (2+3)+8 = 2+(3+8)

2. 2+3 = 3+2

3. 7+0 = 0+7

3.

400

6,548 + 2,862 =

9,410

400

What is 1,000 than 2,455?

1,455

400

Round to the nearest hundreds. 

349 + 321 = 

600

400

762 + 480 =

1,242

500

Which of these is an example of the Associative Property of Addition?

1. (3+5)+9 = 3+(5+9)

2. 4+0 = 0+4

3. 1+8 = 8+1

1.

500

7,224 + 1,094 =

8,318

500

What is 1,000 more than 4,212?

5,212

500

Round to the nearest hundreds. 

1,357 + 2,199 =

3,600

500

981 + 632 = 

1,613