AP 3rd Class Maths Textbook Solutions – 3. Subtraction (2026-27)

3 Subtraction

Page 70

Activity: Magic Trick with Seeds

Total Seeds	Seeds on the table	Hidden seeds
20	12	8
20	10	10
20	8	12
22	12	10
25	14	11
29	17	12

Page 72

Do these

• a) H T O
      2 3 6
    -      5
  231
• b) H T O
      3 2 7
    -      4
  323
• c) H T O
      4 7 8
    -      7
  471
• d) H T O
      5 6 9
    -      6
  563

Page 74

Example

• If Danayya has only 113 Palm leaf fans, and Sharma needs 226 Palm leaf fans, how many more will be required?
  Number of Palm leaf fans required = 226
  Number of Palm leaf fans available = (-) 113
  Number of leaf fans to be required = 113

Page 76

Do these

• 1. The cost of a shirt is ₹885. The price is reduced by ₹35 for a festive season. What is the price of the shirt after reduction in price?
  The cost of a shirt = ₹885
  Reduced amount = (-) ₹35
  Current price = ₹850
• 2. Ramya wanted to buy a new dress for the festival worth ₹750. But she had saved ₹550 in her piggy bank. How much more money does she need?
  Cost of dress = ₹750
  Amount saved = (-) ₹550
  More money needed = ₹200

EXERCISE-1

1. Do the following.

• a) 356 - 4
  352
• b) 478 - 2
  476
• c) 583 - 2
  581
• d) 876 - 423
  453
• e) 745 - 132
  613
• f) 267 - 133
  134
• g) 478 - 114
  364
• h) 679 - 431
  248

2. Answer the following questions.

• a) What is the difference between 300 and 200?
  300 - 200 = 100
• b) What will we get, if we subtract 125 from 175?
  175 - 125 = 50
• 3. How much more to be add to make 425 equal to 679?
  679 - 425 = 254
• 4. There are 385 students in a school. The Mid Day Meal agency has 142 eggs with them. How many more eggs are required to get each child an egg?
  Total students = 385
  Eggs available = (-) 142
  Eggs required = 243
• 5. Sonu had ₹50. He went to a book shop to buy a notebook that cost ₹75. How much more money does he need to buy the notebook?
  a) ₹15

  b) ₹20

  c) ₹25

  d) ₹125
  Answer: c) ₹25 (75 - 50 = 25)

Page 80

Example

• If cost of dosa is ₹69, how much amount would be left with Danayya?
  Total amount Danayya had = ₹337
  Amount paid for dosa = (-) ₹69
  Balance with Danayya = ₹268

Do these

• 1) Do the following.
  a) 425 - 37
  388
• b) 546 - 69
  477
• c) 635 - 77
  558
• 2) Rajaiah has 342 sheep. He sold 65 sheep. How many sheep are there now?
  Total sheep = 342
  Sheep sold = (-) 65
  Remaining sheep = 277

Page 84

Example

• A villager donated 125 blankets to the poor in the last year. Present year he distributed 270 blankets. How many more blankets he distributed in present year when compare to last year?
  Number of blankets distributed in present year = 270
  Number of blankets distributed in last year = (-) 125
  Number of more blankets distributed in present year = 145

Page 86

Do these

• 1) Help the monkey to get the bananas. Subtract 192 from the number on the step and continue the subtraction to reach the bananas.
  Step 1: 770
  Step 2: 770 - 192 = 578
  Step 3: 578 - 192 = 386
  Step 4: 386 - 192 = 194
• 2) If 235 hens are sold from 520 hens in a poultry, how many hens will remain?
  Total hens = 520
  Hens sold = (-) 235
  Remaining hens = 285
• 3) There are 432 students in a school. If 245 members are girls how many boys are there?
  Total students = 432
  Number of girls = (-) 245
  Number of boys = 187
• 4) One pair of chappal cost is ₹250. If Raju has ₹195 with him, how much more amount is required to buy the pair?
  Cost of chappal = ₹250
  Amount Raju has = (-) ₹195
  More amount required = ₹55

Page 88

Subtraction by Estimation

• 1) The hundred nearer to 140 is 100 (Options: 100, 200, 300)
• 2) The hundred nearer to 255 is 300 (Options: 100, 200, 300)
• 3) The hundred nearer to 170 is 200 (Options: 100, 200, 300)

Do these: Estimate the difference and circle the answer.

• a) 520 - 180
  (520 is nearer to 500, 180 is nearer to 200. Estimated difference = 500 - 200 = 300)
  Estimated Answer: 300
• b) 685 - 210
  (685 is nearer to 700, 210 is nearer to 200. Estimated difference = 700 - 200 = 500)
  Estimated Answer: 500

Page 90

Project work

Sl. No.	Day	Stock of eggs	Number of used eggs	Remaining eggs
1	Monday	100	80	20
2	Tuesday	100	85	15
3	Wednesday	100	75	25
4	Thursday	100	90	10
5	Friday	100	80	20
6	Saturday	100	70	30

• a. On which day maximum eggs were remained?
  Saturday (30 eggs)
• b. On which day minimum eggs were remained?
  Thursday (10 eggs)
• c. How many total eggs were used in the six days?
  80 + 85 + 75 + 90 + 80 + 70 = 480 eggs

Page 92

EXERCISE-2

1. Match the following.

A	Ans	B
1. 200 - 112	( c )	a. 218
2. 415 - 197	( a )	b. 315
3. 642 - 327	( b )	c. 88
4. 941 - 149	( e )	d. 783
5. 960 - 177	( d )	e. 792

2. Fill the missing digits in the following subtractions to correct it.

• Problem 1: 8 [ ] - 4 [ ] = 3 5
  8 5 - 4 0 = 3 5 (or 8 9 - 4 4 = 35)
• Problem 2: 9 3 - [ ] [ ] = 3 5
  9 3 - 5 8 = 3 5
• Problem 3: 5 6 [ ] - 1 9 8 = [ ] 6 9
  5 6 7 - 1 9 8 = 3 6 9

Word Problems

• 3. Ramya is a guava seller. In the morning she had 500 guavas in the basket. In the evening she had 295 guavas. How many guavas did Ramya sell?
  Guavas in morning = 500
  Guavas in evening = (-) 295
  Guavas sold = 205
• 4. There are 650 chikkies in a school. 579 chikkies were served in lunch. How many chikkies will remain?
  Total chikkies = 650
  Chikkies served = (-) 579
  Remaining chikkies = 71
• 5. I have some money. If you give ₹200 to me, my money will become ₹780. How much money do I have already?
  Total money = ₹780
  Money given = (-) ₹200
  Money I have already = ₹580
• 6. Naresh has ₹500 with him. Which of the following items can he buy? (1) Shirt = ₹200, 2) Pant = ₹300, 3) Shoe = ₹400, 4) Bag = ₹300, 5) Ball = ₹200, 6) Water bottle = ₹100, 7) Bat = ₹400)
  He can buy combinations totaling ₹500 or less, such as:
  - Shirt (₹200) + Pant (₹300) = ₹500
  - Shoe (₹400) + Water bottle (₹100) = ₹500
  - Bat (₹400) + Water bottle (₹100) = ₹500
  - Bag (₹300) + Ball (₹200) = ₹500
  - Bag (₹300) + Shirt (₹200) = ₹500
• 7. Observe the 4 number cards shown below: Card A (22), Card B (24), Card C (32), Card D (42). Radha picked two cards from the set. The difference between those two cards is 20. Which cards did she pick?
  a) A and B

  b) A and C

  c) B and C

  d) A and D
  Answer: d) A and D (42 - 22 = 20)

Page 94

Improve Your Learning

• 1. Find the number that should be written in the box: 90 - [ ] = 78
  a) 1

  b) 12

  c) 22

  d) 28
  Answer: b) 12 (90 - 78 = 12)
• 2. Write two subtraction sentences from these numbers: 15, 7, 8
  a) 15 - 7 = 8
  b) 15 - 8 = 7
• 3. Swapna is selling red and yellow flowers at a fair. She has 278 flowers.
  i) If 45 of the flowers are yellow, how many are red?
  ii) 129 flowers were left with Swapna by the end of the day. How many flowers did she sell?
  i) Total flowers = 278
  Yellow flowers = (-) 45
  Red flowers = 233
  
  ii) Total flowers = 278
  Flowers left = (-) 129
  Flowers sold = 149
• 4. Look at the 4 cards shown below: Card A (22), Card B (24), Card C (32), Card D (42). Radha picked two cards from the set. The difference between those two cards was 20. Which cards did she pick?
  a) A and B

  b) A and C

  c) B and C

  d) A and D
  Answer: d) A and D (42 - 22 = 20)
• 5. If a guava seller started with some fruit, sold 149, and has 251 left, he claims he started with 400. Verify it by using subtraction.
  400 - 149 = 251
  Hence, his claim is correct.
• 6. Use the numbers 112, 132, 155, 175, 195 and create three different pairs of numbers that result in a difference of exactly 20. Then, create one pair where the difference is exactly 43.
  Three pairs with difference of 20:
  1) 132 - 112 = 20
  2) 175 - 155 = 20
  3) 195 - 175 = 20
  
  One pair with difference of 43:
  155 - 112 = 43