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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