Questions

From Worst to Best

146 P5.RD.NK.22123011

Level 3
Emma and Peter had a total of $47. After Emma spent ³₇ of her money and Peter spent $2, the ratio of Emma's money to Kenneth's money became 1 : 2. How much money had Peter at first?

4 m

Attempt

147 P5.RD.JM.17083322

Level 3
The number of lava cakes on display at a cafe was ³₄ of the number of cupcakes on display. After 20 lava cakes were bought and the staff added another 30 cupcakes, the number of cupcakes was twice the number of lava cakes. The last group of customers bought 5 cupcakes each, finishing all the cupcakes on display. How many customers were there in the last group?

4 m

Attempt

Fraction to units Times as many Repeated identity All change Units table Units equations

148 P5.ST.JC.18121170

Level 3
Adam has some blue stickers and red stickers.
If Adam receives another 50 blue stickers,
the blue stickers will be 50% as many as the red stickers.
If Adam gives away 50 red stickers,
the blue stickers will be 40% as many as the red stickers.

How many blue stickers are there?
How many red stickers are there?

4 m

Attempt

Percent to units All change Double if Units table Unchanged quantity Units & parts Substitution

149 P5.RD.JM.17083213

Level 3
50% of Amin's money was $350 less than Dave's money. When Amin spent 45% of her money and Dave spent 60% of his money, they had the same amount of money left. Find the amount of money Dave had at first.

4 m

Attempt

Percent of a whole Percent to units Percent of different bases Money More than or less then Equal stage after Common numerator All change Units table

150 P5.RA.JC.17083290

Level 3
In January, Anna and Ryan had stamps in the ratio 5 : 2. In February, each of them gave away the same number of stamps. Anna then had thrice as many stamps as Ryan.

Find the ratio of the number of stamps Ryan had in January to the number of stamps he had in February.
Find the ratio of the total number of stamps both had in January to the total number of stamps both had in February.

4 m

Attempt

Finding ratio R Simplest form Ratio to units Times as many Unchanged difference Units table

5 per page

10 per page

20 per page