Math Unit 1 Mid Chapter

7 + 0 = 7

This is an example of:

• Commutative property of addition

• Identity property of addition

• Associative property of addition

• Rounding

2 + 3 = 5

What does the 5 represent?

• The addend

• The difference

• The sum

• The pattern

Which number is even?

• 3

• 10

• 5

• 9

Which number is odd?

• 3

• 4

• 8

• 6

346

What place value is the 4 in?

• ones

• tens

• hundreds

• thousands

409

What place value is the 9 in?

• ones

• tens

• hundreds

• thousands

702

What place value is the 7 in?

• ones

• tens

• hundreds

• thousands

What numbers tell me to round up?

(5 or more let it soar)

• 0, 1, 2, 3, 4

• 5, 6, 7, 8, 9

• 3, 5, 7, 9

• 1, 3, 9, 8

What numbers tell me to stay the same?

(4 or less, let it rest)

• 0, 1, 2, 3, 4

• 5, 6, 7, 8, 9

• 3, 7, 9, 6

• 2, 9, 5, 8

Which problem shows the commutative property of addition?

• 4 + 7 = 9 + 0

• 3 + 4 = 8 + 6

• 2 + 9 = 1 + 3

• 2 + 3 = 3 + 2