Subtraction of natural numbers

Subtraction of natural numbers

Multiple Choice

Identify the property

4 + 5 = 5 + 4

• Associative

• Commutative

• Closure

Multiple Choice

Identify the property

( 3 + 2) + 5 = 3 + ( 2+5)

• Associative

• Commutative

• closure

Multiple Choice

39 + …………. = 39

• 1

• 0

Multiple Choice

•5 + 7 ∈ N

• True

• False

Multiple Choice

Identify the subtraction

• 5 - 3 = 2

• 5 - 2 = 3

• 2 - 5 = 3

Poll

Self Assessment:

LO :Use the number line to represent subtraction of natural numbers

Multiple Choice

Complete using ∈or ∉

3 + 7 ………………. N

• ∈

• ∉

Multiple Choice

0 – 5 …………………… N

• ∉

• ∈

Multiple Choice

8 – 5 ……………….. N

• ∈

• ∉

Multiple Choice

3 – ( 9 – 2 ) …………………. N

• ∈

• ∉

Multiple Choice

3 – ( 9 – 2 ) …………………. N

• ∈

• ∉

Multiple Choice

Complete using =or ≠

35 – 28 ……………….. 28 – 35

• =

• ≠

Multiple Choice

(17 + 90) + 25 ……………………. 17 + ( 90 + 25)

• =

• ≠

Multiple Choice

0 -25 ……………………….. 25 – 0

• =

• ≠

Multiple Choice

(215 – 147 ) – 69 …………………. 215 – (147- 69)

• =

• ≠

Poll

Self Assessment:

LO :Recognize properties of subtraction of natural numbers

Poll

Self Assessment:

Did you understand today's class?