46 P6.PC.TL.16010107
Level 3
Carl was fixing a jigsaw puzzle. By the second day, the number of pieces he fixed was 20% of the number of pieces unfixed. After another 8 days, he fixed another 196 pieces and the number of unfixed pieces he was left with was 20% of the number of pieces fixed. How many pieces were left unfixed?
3 m
Percent of a set Percent to units Percent of different bases Unchanged total Units table Units manipulation
47 P6.PC.TL.16010131
Level 3
Henry, Jack and Liam sold some calculators. Liam sold 30% of the total number of calculators sold by Jack and Henry. Henry sold 20% of the total number of calculators sold by Jack and Liam. Jack sold 87 more calculators than Liam. Find the total number of calculators sold by all the boys.
3 m
Percent of a set Percent to units Percent of different bases Unchanged total Units table
48 P5.ST.JC.18121135
Level 2
Adam's monthly income is $2000.
He spends 60% and
saves the rest.
How many months will he take to save $4800?
3 m
Percent of a set Units method
49 P5.ST.JC.18121136
Level 2
Adam's monthly income is $2000.
He spends 60% and
gives 10% to his wife
and saves the rest.
How many months will he take to save $4800?
3 m
Percent of a set Units method
50 P5.ST.JC.18121141
Level 1
Adam has 200 red stickers and blue stickers.
40% of the stickers are blue.
  1. How many red stickers are there?
  2. How many less blue stickers than red stickers?
2 m
Percent of a set Percent to units More than or less than Units method

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