**1. 2+ 4 - 3 ?**

**A. 0**

B. 3

C. 2

D. 1

**Answer : B**

**Solution :**first add 2 and 4 then subtract with 3 .

**2 + 4 - 3 = 6 - 3 = 3 right answer**

**2. 3 + 0 + 4 + 2 ?**

**A. 7**

B. 6

C. 9

D. 0

**Answer : C**

**Solution :**zero is additive identity when number is added to 0 . the original number retains its identity

**.**

**Example : 2 + 0 = 2**

**4 + 0 = 4**

**0 + 3 = 3**

**3. 2 + 4 + 10 ?**

**A. 16**

B. 18

C. 20

D. 0

**Answer : A**

**Solution :**2 + 4 + 10 = 16

**4. 1 + 1 + 0**

**A. 1**

B. 0

C. 2

D. 3

**Answer : C**

**Solution :**1 + 1 + 0 = 2

**5. 2 + 2 + 2 + 4 + 2**

**A. 10**

B. 11

C. 12

D. 13

**Answer : C**

**Solution :**2 + 2 + 2 + 4 + 2 = 12

**[ HOME WORK ]**

**1. 2 + 4 + 4 = ?**

**2. 0 + 0 + 0 = ?**

**3. 1 + 2 + 3 = ?**

**4. 10 + 10 + 10 = ?**

**5. 0 + 1 + 2 + 3 = ?**

**Home work answers :**

**1. 10**

2. 0

3. 6

4. 30

5. 6

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