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E:\Working\Orange_Education\Math_Genius_1\Open_Files\Chap_3
\ 03-Oct-2025 Bharat Arora Proof-9 Reader’s Sign _______________________ Date __________

Chapter assessment

Tick (3) the correct option in Questions 1 and 2.

1. Which of the following is correct?

(a) 1 + 5 = 15 (b) 9 + 3 = 11 (c) 6 + 9 = 14 (d) 11 + 4 = 15
2. I am a number just before 18 + 2. Who am I?

(a) 18 (b) 17 (c) 19 (d) 20

3. Add and match.

(a) 4 + 2 = 6 3 + 6 =

(b) 3 + 4 = 1 + 7 =

(c) 7 + 1 = 0 + 5 =

(d) 5 + 0 = 4 + 3 =

(e) 6 + 3 = 2 + 4 =

4. Use forward counting to add the following.
(a) 14 + 5

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

(b) 12 + 6

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

5. Add vertically.

(a) tens Ones (b) tens Ones (c) tens Ones (d) tens Ones
4 1 4 6 1 1
+ 8 + 2 + 1 2 + 8

6. Sanju found 11 seashells and Mani found 7 seashells on the beach. How many

seashells did they find together? + = seashells
7. Aman has `10. He wants to buy a pencil that costs `6 and an eraser that costs
`4. His sister Meera wants to buy two balloons. One balloon costs `4 and the

other costs `7. They both want to spend only `10. Who will be able to buy the
things? Why or why not? COMPETENCy-BASEd QUESTION

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