1. Martin had 77 books. He kept 25 of them and sold the rest at 2 for $10. How much money did he collect from the sales of books Number of books sold 77 25 = 52 Number of sets of 2 books 52 2 = 26 Amount collected from sales of books 26 $10 = $260 He collected $260 from the sales of books. 77 2 2 sets of 2 books 25 Copyright. All Rights Reserved. Page 1
2. Lester had 137 stamps. He kept 29 of them and sold the rest at 3 for $1. How much money did he make from the sales of stamps Number of stamps sold 137-29 = 108 Number of sets of 3 stamps 108 3 = 36 137 3 3 sets of 3 stamps Amount collected from sales of stamps 36 $1 = $36 He made $36 from the sales of stamps. 29 Copyright. All Rights Reserved. Page 2
3. Jon had 260 oranges. He kept 30 of it and sold the rest at 5 for $3. How much money did he make from the sales of oranges Number of oranges sold 260 30 = 230 Number of sets of 5 oranges 230 5 = 46 260 5 5 sets of 5 oranges Amount collected from sales of oranges 46 $3 = $138 He made $138 from the sales of oranges. 30 Copyright. All Rights Reserved. Page 3
4. Cindy could have bought 65 pens with all her money. Instead, she bought only 62 pens and had $9 left. How much money did Cindy have at first Difference of pens 65-62 3 pens $9 1 pen 9 3 = $3 65 pens 65 x $3 = $195 62 pens $9 = 3 Cindy had $195 at first. Copyright. All Rights Reserved. Page 4
5. Yvonne could have bought 126 guppies with all her money. Instead, she bought only 73 guppies and had $106 left. How much money did she have at first Difference of guppies 126-73 53 guppies $106 1 guppy $106 53 = $2 126 guppies 126 x $2 = $252 Yvonne had $252 at first. 73 guppies $106 = 53 Copyright. All Rights Reserved. Page 5
6. Terrance could have bought 57 CDs if he spent all his money. Instead he bought only 51 CDs and had $54 left. How much money did he have at first Difference of CDs 57-51 6 CDs $54 1 CD $54 6 = $9 57 CDs 57x $9 = $513 = 6 51 CDs $54 Terence had $513 at first. Copyright. All Rights Reserved. Page 6
Boys Girls 7. 69 students took part in a competition. There were twice as many boys as girls. If 3 girls did not wear spectacles, how many girls wear spectacles 3 units 69 1 unit 69 3 = 23 Number of girls wearing spectacles 23 3 = 20 20 girls wear spectacles. 3 69 Copyright. All Rights Reserved. Page 7
Boys Girls 8. 164 students took part in a marathon. There were three times as many boys as girls. If 25 of the girls have curly hair, how many girls do not have curly hair 4 units 164 25 1 unit 164 4 = 41 Number of girls with curly hair 41 25 = 16 164 16 girls do not have curly hair. Copyright. All Rights Reserved. Page 8
Men Women 9. 1390 people took part in a marathon. There were 4 times as many men as women. If 253 of the women wore caps, how many women did not wear caps 253 5 units 1390 1 unit 1390 5 = 278 women Number of women who did not wear caps 278 253 = 25 1390 25 women did not wear caps. Copyright. All Rights Reserved. Page 9
10. Mrs Lee made 26 chocolate muffins, 35 strawberry muffins and 39 peanut muffins for her friends. If each friend took 4 muffins, how many friends does she have 26 35 39 Chocolate Strawberry Peanut 4 4 friends Total muffins made 26 + 35 + 39 = 100 Number of friends 100 4 = 25 She has 25 friends. Copyright. All Rights Reserved. Page 10
11. Tracy baked 89 cheese pancakes, 93 chocolate pancakes and 103 plain pancakes for her birthday party. Each guest ate 5 pancakes. How many guests were there at the party 89 93 103 Cheese Chocolate Plain 5 5 guests Total pancakes baked 89 + 93 + 103 = 285 Number of guest 285 5 = 57 There were 57 guests at the party. Copyright. All Rights Reserved. Page 11
12. Melissa baked 148 pineapple tarts, 156 cheese tarts and 173 coconut tarts. If each patron bought 9 tarts, how many patrons were there at Melissa s shop 148 156 173 Pineapple Cheese Coconut 9 9 patrons Total tarts baked 148 + 156 + 173 = 477 Number of patrons 477 9 = 53 There were 53 patrons at Melissa s shop. Copyright. All Rights Reserved. Page 12
13. Raymond cut a 50 cm string into 3 pieces. The 1 st piece is twice as long as the 2 nd piece. The 3 rd piece is 5 cm long. How long is the 1 st piece of string Length of 1 st and 2 nd pieces 50 5 = 45 cm 3 units 45 cm 1 unit 45 3 = 15 cm 2 units 2 x 15 = 30 cm 50 cm 2nd 5 cm 3rd The 1 st piece of string is 30 cm long. Copyright. All Rights Reserved. Page 13
14. Lucy cut a 150 cm ribbon into 3 pieces. The 1 st piece is 3 times as long as the 2 nd piece. The 3 rd piece is 18 cm long. How long is the 1 st piece of ribbon Length of 1 st and 2 nd pieces 150 18 = 132 cm 4 units 132 cm 1 unit 132 4 = 33 cm 150 cm 3 units 3 x 33 = 99 cm The 1 st piece of ribbon is 99 cm long. 2nd 18 cm 3rd Copyright. All Rights Reserved. Page 14
15. Timothy cut a 161 cm long string into 3 pieces. The 1 st piece is 35 cm long. The 2 nd piece is 5 times as long as the 3 rd piece. How long is the 3 rd piece of string 35 cm 1st Length of 2 nd and 3 rd pieces 161 35 = 126 cm 6 units 126 cm 1 unit 126 6 = 21 cm 161 cm 3rd The 3rd piece of string is 21 cm long. Copyright. All Rights Reserved. Page 15
White Red Blue 16. Flora has a total of 95 beads. She has 21 more red beads than blue beads. She has twice as many white beads as red beads. How many red beads does she have 95 + 21 = 116 4 units 116 1 unit 116 4 = 29 She has 29 red beads. 21 21 21 21 95 Copyright. All Rights Reserved. Page 16
17. Louis has a total of 135 marbles. He has 55 more gold marbles than white marbles. He had 3 times as many silver marbles as white marbles. How many gold marbles does he have Silver Gold White 135-55 = 80 5 units 80 1 unit 80 5 = 16 Number of gold marbles 16 + 55 = 71 He has 71 gold marbles. 55 135 Copyright. All Rights Reserved. Page 17
18. Hilary baked a total of 365 cookies. He baked 90 more chocolate cookies than strawberry cookies. He baked 3 times as many peanut cookies as strawberry cookies. How many chocolate cookies did he bake Chocolate Strawberry Peanut 365 90 = 275 5 units 275 1 unit 275 5 = 55 Number of chocolate cookies 55 + 90 = 145 Hilary baked 145 chocolate cookies. 90 365 Copyright. All Rights Reserved. Page 18
Green Yellow Silver 19. Wendy had a total of 175 beads. She had 25 more yellow beads than silver beads. She had twice as many green beads as yellow beads. How many yellow beads does she have 25 25 25 25 4 units 175 + 25 = 200 1 unit 200 4 = 50 Wendy has 50 yellow beads. 175 Copyright. All Rights Reserved. Page 19
China Stamps S porean Stamps Malaysia Stamps 20. Hardy had 256 stamps. He had 39 more Singapore stamps than Malaysia stamps. He had 3 times as many China stamps as Singapore stamps. How many Malaysia stamps does he have 39 39 39 39 256 39 39 39 39 = 100 5 units 100 1 unit 100 5 = 20 Hardy has 20 Malaysia stamps. 256 Copyright. All Rights Reserved. Page 20
Durian Banana Blueberry 21. Mandy baked 341 muffins. She baked 23 more banana muffins than blueberry muffins. She baked 5 times many durian muffins as banana muffins. How many banana muffins did she bake 23 23 23 23 23 23 23 341 + 23 = 364 7 units 364 1 unit 364 7 = 52 She baked 52 banana muffins. 341 Copyright. All Rights Reserved. Page 21
Boys Girls 22. 288 people visited the museum on Sunday. 77 of them were women. There were twice as many men as women. The rest were children. There were twice as many boys as girls. a) How many children visited the museum Women Men Children 77 Number of men 2 x 77 = 154 Number of children 288 154 77 = 57 57 children visited the museum. b) How many boys were there 3 units 57 1 unit 57 3 = 19 2 units 2 x 19 = 38 There were 38 boys. Copyright. All Rights Reserved. Page 22 288 57
23. 457 people visited the zoo on Saturday. 103 of them were women. There were twice as many men as women. The rest were children. There were 3 times as many girls as boys. a) How many children visited the zoo Women Men Children 103 Number of men 2 x 103 = 206 Number of children 457 206 103 = 148 148 children visited the zoo. 457 Copyright. All Rights Reserved. Page 23
b) How many girls were there Girls Boys 4 units 148 1 unit 148 4 = 37 3 units 3 x 37 = 111 There were 111 girls. 148 Copyright. All Rights Reserved. Page 24
24. After reading 15 pages of a book a day for 3 days, Ray found that he still had 35 more pages to read. If Henry wants to finish reading the same book in 5 days, how many pages does he need to read per day First 3 days 3 x 15 = 45 No of pages in the book 35 + 45 = 80 15 15 15 No of pages he needs to read per day if he wants to finish reading in 5 days 80 5 = 16 He needs to read 16 pages per day. 35 Copyright. All Rights Reserved. Page 25
25. After reading 23 pages of his story book per day for 7 days, Mr Tan realised that he still had 39 more pages to read. If Mr Lim wants to read the entire book in 10 days, how many pages does he need to read per day 39 First 7 days 7 x 23 23 23 23 23 23 23 23 = 161 No of pages in the book 161 + 39 = 200 No of pages he needs to read per day if he wants to finish reading in 10 days 200 10 = 20 He needs to read 20 pages per day. Copyright. All Rights Reserved. Page 26
Gordon Gary 26. Gordon and Gary had the same number of cards. After Gordon gave 10 away and Gary gave 30 away, Gordon had twice as many cards as Gary. How many cards did Gary have at first 30 10 = 20 1 unit 20 Number of cards Gary had at first 20 + 30 30 = 50 10 Gary had 50 cards at first. Copyright. All Rights Reserved. Page 27
Mabel May 27. Mabel and May had the same number of stamps at first. After Mabel gave away 56 stamps and May gave away 136 stamps, Mabel had 3 times as many stamps as May. How many stamps did Mabel have at first 136 56 = 80 2 units 80 1 unit 80 2 = 40 No of stamps Mabel had at first 40 + 40 + 40 + 56 136 = 176 56 Mabel had 176 stamps at first. Copyright. All Rights Reserved. Page 28
28. Henry had 390 apples and 420 oranges. He sold the apples at 3 for $1 and the oranges at 5 for $2. How much money did he make altogether Model for apples 3 3 Model for oranges 390 sets of apples 420 5 5 sets of oranges Copyright. All Rights Reserved. Page 29
Sets of apples sold 390 3 = 130 Amount made from sales of apples 130 x $1 Sets of oranges sold 420 5 = 84 = $130 Amount made from sales of oranges 84 x $2 = $168 Total amount of money made $130 + $168 He made $298 altogether. = $298 Copyright. All Rights Reserved. Page 30