Page 208 - Math Genius C2

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\ 03-Oct-2025 Bharat Arora Proof-10 Reader’s Sign _______________________ Date __________

Practice Time 4G Practice Time 5G
1. 72 carrots 2. 247 boys 3. 494 bottles 4. 37 sweets 1. (a) 200 crayons (b) 120 students (c) 300 bags (d) 108 pencils
5. 104 runs (e) 176 books
Life Skills (Page 83) 2. (a) Subtraction, 82 red balloons (b) Addition, 572 people
515 packets (c) Multiplication, 60 slices (d) Multiplication, 150 trophies
Practice Time 4H Life Skills (Page 108)
1. (a) 206 (b) 344 (c) 502 (d) 137 Chocolate – 24, Pastry – 18, Lollipop – 36, Candies – 60
2. (b) 415 km, 121 km (c) 467 eggs Mental Maths (Page 108)
Chapter Assessment 1. 12 wheels 2. 42 3. 36 months 4. 70 pages 5. 16 dots
1. (a) 2. (b) Challenge Question (Page 108)
3. (a) 680 (b) 358 (c) 905 (d) 26 2. 42 years
4. (a) 604 toys (b) Tuesday, 108 toys Chapter Assessment
5. 186 pages
Mental Maths (Page 86) 1. (d) 2. (c) 3. (b)
4.
(c) 6 × 3 = 18, 3 × 6 = 18
(b) 4 × 9 = 36, 9 × 4 = 36
1. 25 years (d) 5 × 10 = 50, 10 × 5 = 50
2. (a) 53 + 87 = 140 (b) 383 – 59 = 324 5. (a) 198 (b) 328 (c) 168 (d) 414
(c) 352 + 198 = 550 (d) 930 – 288 = 642 6. 180 chairs
Chapter 5. Multiplication Chapter 6. Division
GET READY! GET READY!
1. 12 m 2. 10 m 2 pastries
Practice Time 5A Practice Time 6A
1. (a) 18, 18 (b) 2 + 2 + 2 + 2 = 8, 4 × 2 = 8 1. 5, 5 2. 4, 4 3. 10, 30 ÷ 3 = 10
(c) 5 + 5 + 5 + 5 + 5 = 25, 5 × 5 = 25 4. (a) 5 students (b) 30 ÷ 6 = 5
2. (b) 6 × 5 (c) 2 × 10 (d) 3 × 8 (e) 5 × 6 Practice Time 6B
(f) 6 × 3 1. (a) 3, 18 ÷ 6 = 3 (b) 2, 8 ÷ 4 = 2
3. (b) 5 + 5 + 5 + 5 + 5 + 5 + 5 (c) 9 + 9 + 9 + 9 (d) 6 + 6 + 6 2. (b) 12 ÷ 6 = 2, 12 ÷ 2 = 6 (c) 20 ÷ 4 = 5, 20 ÷ 5 = 4
(e) 7 + 7 + 7 + 7 + 7 (f) 4 + 4 + 4 + 4 + 4 + 4 (d) 24 ÷ 8 = 3, 24 ÷ 3 = 8
Practice Time 5B 3. 16 ÷ 4 = 4
1. (a) 3 × 2 = 6 (b) 2 × 8 = 16 Practice Time 6C
2. (a) 20 (b) 30 (c) 40 1. (a) 2 (b) 4 (c) 6 (d) 4
18 2 27 3 36 4 2. (a) 2 (b) 3 (c) 5 (d) 2
10 10 10
16 9 1 4 24 9 1 6 32 9 1 8 (e) 6 (f) 5
8 2 8 2 8 2
2 × 3 × 4 × 3. (a) 5 (b) 10 (c) 4
14 7 3 6 21 7 3 9 28 7 3 12
6 5 4 6 5 4 6 5 4 Think Tank (Page 119)
12 8 18 12 24 16
10 15 20 1. One, 25 ÷ 5 = 5
4. (a) 12 (b) 15 (c) 25 (d) 24 2. (b) 7, 7 (c) 30, 5 (d) 30, 30 (e) 80, 80 (f) 10, 8
5. (a) 8 (b) 20 (c) 24 (d) 27 Practice Time 6D
(e) 20 (f) 42 (g) 40 (h) 30 1. (b) 18 ÷ 9 = 2, 18 ÷ 2 = 9 (c) 32 ÷ 4 = 8, 32 ÷ 8 = 4
(i) 14 (j) 18 (k) 48 (l) 90 (d) 42 ÷ 6 = 7, 42 ÷ 7 = 6 (e) 48 ÷ 8 = 6, 48 ÷ 6 = 8
Think Tank (Page 99) (f) 20 ÷ 4 = 5, 20 ÷ 5 = 4
1. Yes 2. Order Property of Multiplication 3. No 2. (a) 8 (b) 3 (c) 3 (d) 9 (e) 7 (f) 5
Practice Time 5C (g) 7 (h) 5 (i) 9 (j) 6 (k) 5 (l) 10
1. (a) 2 (b) 5 (c) 5 (d) 8 (e) 0 Practice Time 6E
(f) 7 (g) 1 (h) 0 (i) 6 2. (b) 8 (c) 6 (d) 9 (e) 9
2. (a) 3 (b) 5 (c) 2 (d) 4 (e) 7 (f) 6 (f) 6 (g) 6 (h) 7
(g) 8 (h) 4 (i) 8 Practice Time 6F
3. (b) 12 (c) 16 (d) 18 (e) 20 (f) 2 1. (a) Q = 6, R = 1 (b) Q = 6, R = 2 (c) Q = 5, R = 7 (d) Q = 8, R = 3
Practice Time 5D 2. Q = 2, R = 2; Q = 7, R = 1; Q = 5, R = 0; Q = 2, R= 4; Q = 3, R= 3; Q = 6, R = 1

1. (a) 40 (b) 45 (c) 24 (d) 21 (e) 30 (f) 28 Think Tank (Page 124)
(g) 10 (h) 18 (i) 6 (j) 25 1. (a) 1 matchstick (b) 6 matchsticks
2. (b) 12 (c) 12 (d) 27 (e) 27 (f) 90 (g) 10 2. (b) Not possible, we cannot divide a number by 0.
(h) 16 (i) 63 (j) 64
3. (a) 36 legs (b) 12 children (c) 18 flowers Practice Time 6G
(d) 12 children (e) 30 sweets 1. 1 2. 9 3. Not possible 4. 0
Practice Time 5E 5. 0 6. Not possible 7. 1 8. 1
9.
2. 64 3. 66 4. 66 5. 84 1 10. 0 11. 2 12. Not possible
6. 80 7. 99 8. 66 Practice Time 6H
Think Tank (Page 105) 1. 9 runs 2. 2 pages 3. 5 candies 4. `10
1. 6 2. 1, 0 3. 5, 2 5. 6 boxes
Practice Time 5F Maths Connect (Page 125)
1. (a) 72 (b) 75 (c) 95 (d) 52 Tree 1 – 12 parrots, Tree 2 – 8 parrots
2. (a) 189 (b) 328 (c) 728 (d) 490 Chapter Assessment
3. (a) 135 (b) 192 (c) 603 (d) 608 1. (a) 2. (c) 3. (b)
(e) 828 (f) 372 (g) 490 (h) 476 4. (a) 2 (b) 3

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