Expanded Form and Properties of Addition

What is the correct expanded form of 324 + 143?

• (300 + 20 + 4) + (100 + 40 + 3)

• (300 + 40 + 2) + (100 + 30 + 4)

• (200 + 30 + 4) + (100 + 40 + 3)

• (300 + 20 + 4) + (100 + 30 + 4)

Which is the correct expanded form of 256 + 408?

• (200 + 50 + 6) + (400 + 0 + 8)

• (250 + 6) + (400 + 8)

• (200 + 60 + 5) + (400 + 8 + 0)

• (250 + 60) + (408)

Identify the expanded form of 729 + 283:

• (700 + 20 + 9) + (200 + 80 + 3)

• (720 + 9) + (280 + 3)

• (700 + 30 + 9) + (200 + 80 + 3)

• (700 + 20 + 9) + (300 + 80 + 3)

What is the sum of 445 and 197?

• 642

• 652

• 672

• 662

378 + 546 = ?

• 914

• 924

• 934

• 944

Find the sum: 601 + 198

• 799

• 789

• 809

• 800

Add: 415 + 520

• 925

• 935

• 945

• 915

Which of the following shows the Commutative Property?

• 0 + 134 = 134

• (9 + 6) + 3 = 9 + (6 + 3)

• 128 + 45 = 45 + 128

• 125 + 73 = 198

Which of these is an example of the Associative Property?

• 0 + 75 = 75

• (25 + 15) + 10 = 25 + (15 + 10)

• 120 + 230 = 230 + 120

• 300 + 250 = 550

Which of these demonstrates the Identity Property of Addition?

• 321 + 0 = 321

• (9 + 2) + 4 = 9 + (2 + 4)

• 8 + 3 = 11

• 5 + 7 = 7 + 5