1 P3.ST.JC.18120903
Level 3
Adam has 50 stickers more than Bryan.
After Adam gives away 10 stickers,
he has 3 times as many stickers as Bryan.
  1. How many stickers does Bryan have?
  2. How many stickers does Adam have in the end?
  3. How many stickers do they have altogether at first?
  4. How many stickers do they have altogether in the end?
4 m
More than or less than Times as many Unchanged quantity Model Comparison Units equations Units table
2 P3.ST.JC.18120904
Level 3
Adam has 50 more stickers than Bryan.
After Bryan gives away 10 stickers,
Adam has 3 times as many stickers as Bryan.
  1. How many stickers does Bryan have at first?
  2. How many stickers does Adam have?
  3. How many stickers do they have altogether at first?
  4. How many stickers do they have altogether in the end?
4 m
More than or less than Times as many Unchanged quantity Model Comparison Units equations Units table
3 P3.ST.JC.18120905
Level 3
Adam has 10 stickers more than Bryan.
After Adam gives away 50 stickers,
Bryan has 3 times as many stickers as Adam.
  1. How many stickers does Bryan have?
  2. How many stickers does Adam have at first?
  3. How many stickers do they have altogether at first?
  4. How many stickers do they have altogether in the end?
4 m
More than or less than Times as many Unchanged quantity Model Comparison Units equations Units table
4 P3.WN.PR.17102413
Level 3
String A is thrice as long as String B. String B is 36 cm shorter than String C. String C is 58 cm shorter than String A. How long is String B?
4 m
W 4 operations Length Model Comparison Model Times-as-many Units equations
5 P3.WN.JM.17110791
Level 3
Ben had three times as much money as Colin. After Ben spent $110 and Colin spent $30, they had the same amount of money left.
  1. How much did Colin have at first?
  2. How much had each of them left in the end?
4 m
W 4 operations Money Equal stage after All change Model Times-as-many Units equations
6 P3.WN.JM.17110402
Level 3
Min and Tina had an equal number of candies. After Min bought another 20 candies and Tina bought another 6 candies, Min had thrice as many candies as Tina. Find the number of candies each of them had at first.
4 m
W Addition & subtraction Equal stage before All change Model Times-as-many Units equations Units table
7 P3.WN.JC.17121079
Level 3
The mass of a stone is 42 g. The total mass of this stone and 5 identical marbles is equal to the total mass of 8 such marbles.
  1. Find the mass of each marble.
  2. Find the total mass of 1 stone and 5 marbles.
4 m
W 4 operations Mass Equal stage Model Part-whole Units equations Units & parts Substitution

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