Math 5 Chapter 2 Lessons 10-12

Multiple Choice

1. 23 + 42 = 42 + 23

• a. The addends are grouped differently, but the sum is the same

• b. the sum when 0 is added is the other addend.

• c. The addends are written in different order, but the sum is the same.

• d. The difference when 0 is subtracted is the same other number.

Multiple Choice

2. 28 - 0 = 28

• a. The addends are grouped differently, but the sum is the same

• b. the sum when 0 is added is the other addend.

• c. The addends are written in different order, but the sum is the same.

• d. The difference when 0 is subtracted is the same other number.

Multiple Choice

3. 59 + 0 = 59

• a. The addends are grouped differently, but the sum is the same

• b. the sum when 0 is added is the other addend.

• c. The addends are written in different order, but the sum is the same.

• d. The difference when 0 is subtracted is the same other number.

Multiple Choice

4. (16 + 3) + 21 = 16 + (3 + 21)

• a. The addends are grouped differently, but the sum is the same

• b. the sum when 0 is added is the other addend.

• c. The addends are written in different order, but the sum is the same.

• d. The difference when 0 is subtracted is the same other number.

Multiple Choice

5. m + n = n + m

• a. The addends are grouped differently, but the sum is the same

• b. the sum when 0 is added is the other addend.

• c. The addends are written in different order, but the sum is the same.

• d. The difference when 0 is subtracted is the same other number.

Multiple Choice

What property or principle used?

19 + 5 = 5 + 19

• Associative Property

• Commutative Property

• Identity Property

• Zero Principle of Subtraction

Multiple Choice

21. Which grade read the fewest pages in November?

• 1st

• 2nd

• 3rd

• 4th

• 5th

Fill in the Blanks

Multiple Choice

26. Does the graph show that the second graders read 1,000 pages more than the first graders?

• Yes

• No