61 P5.RD.NK.22123024
Level 3
Justin had $59.10 less than Betty. He spent 57 of his money on a stapler which cost $10.50. Betty spent 29 of her money on a vest. How much had Betty left?
4 m
F Addition & subtraction Fraction to units Money All change Units table Units & parts Substitution
62 P6.RD.TL.16010162
Level 3
Betty, Xuan and Ruth had a total of 1552 pens. Betty gave 13 of her pens away. Ruth gave away 5 times as many pens as Betty and Xuan gave away 267 pens. In the end, they had 523 pens left. How many pens did Xuan and Ruth have in total in the end?
4 m
Fraction to units Times as many All change Units table
63 P6.FR.TL.16010114
Level 3
Vincent had some pastries. 27 of them were tarts. The rest were cookies. He sold 35 of the tarts and 14 cookies. In the end, he had 131 pastries left. How many more tarts than cookies did he sell?
3 m
Fraction to units More than or less than All change Units table Units manipulation
64 P5.PC.JM.17083119
Level 3
Patricia collected 120 foreign stamps and 80 local stamps. She gave 40% of the foreign stamps and 15% of the local stamps to Jack.
  1. How many stamps did Jack receive in all?
  2. What percentage of the stamps that Jack received were foreign stamps?
3 m
Finding percent Percent of a set Percent of different bases All change
65 P5.RD.JM.17083331
Level 3
Ryan owned two shops selling milk tea. Shop A earned 40% more money than Shop B on Monday. On Tuesday, Shop A lost $110 while Shop B earned another $150. In the end, Shop B contributed to 58 of the total earnings of the two shops over the two days operation. How much did Shop A earn over the two days?
4 m
Fraction of a whole Fraction to units Percent to units Money More than or less than All change Units table Units & parts Elimination
66 P5.ST.JC.18121172
Level 3
Adam has some blue stickers and red stickers.
If 300 blue stickers are removed, 25% of the stickers will be blue stickers.
If 200 red stickers are removed, 20% of the stickers will be red stickers.
  1. How many blue stickers are there?
  2. How many red stickers are there?
4 m
Percent of a set Percent to units All change Double if Units table Units & parts
67 P6.RA.TL.16010129
Level 3
In October, the ratio of boys and girls in a school's rifle club was 4 : 7. In November, 68 new members joined the club. As a result, the ratio of boys to girls in the club became 4 : 3. There were 64 boys in the club in October. How many of the new members were girls?
4 m
Ratio to units All change Working backwards Units table Units & parts
68 P6.RD.JC.16010160
Level 3
In a pouch of notes, the number of $2, $5 and $10 are in ratio of 5 : 4 : 6. 15 of the $2-notes and 15 $5-notes are taken out. The remaining notes are worth $541. Find the difference between the value of $10-notes and $2-notes in the end.
4 m
Fraction to units Ratio to units Money Number x value All change Units table
69 P6.FR.JC.17050712
Level 3
At first, Tina had 23 as many stickers as Esther. After Tina bought another 8 stickers and Esther lost 5 stickers, Tina had 45 as many stickers as Esther. Find the number of stickers Tina had at first.
3 m
Fraction to units All change Units table Units & parts Elimination
70 P5.ST.JC.18121173
Level 3
Adam has some blue stickers and red stickers.
If 100 blue stickers are removed, 75% of the stickers will be blue stickers.
If 500 red stickers are added, 20% of the stickers will be blue stickers.
  1. How many blue stickers are there?
  2. How many red stickers are there?
4 m
Percent of a set Percent to units All change Double if Units table Units & parts

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