Questions

From Worst to Best

51 P3.ST.JC.18120870

Level 3
Adam has 90 stickers.
Adam has 3 times as many stickers as Bryan.
Chris has 20 stickers more than Bryan.
How many stickers does Adam have more then Chris?

4 m

Attempt

52 P4.ST.JC.18120949

Level 3
Adam was 3 times as old as Bryan 10 years ago.
Their total present age is 60 years now.

How old is Adam now?
How many years is Adam older than Bryan?
How old is Bryan in 20 years' time?

4 m

Attempt

More than or less than Times as many Unchanged difference Units table

53 P5.ST.JC.18121082

Level 3
¹₂ of the number is 30 less than twice of the number.
Find the number.

2 m

Attempt

Fraction of a whole Fraction to units More than or less than Times as many Common numerator Units equations Fraction units

54 P3.ST.JC.18120871

Level 3
Adam has 90 stickers.
Adam has 3 times as many stickers as Bryan.
Chris has 20 stickers less than Bryan.
How many stickers does Bryan have less than Adam?

4 m

Attempt

Model Comparison Model Times-as-many Units method

55 P4.ST.JC.18120950

Level 3
Adam is 3 times as old as Bryan now.
In 10 years time, their total age is 60 years.
How old is Adam now?