Finding a fraction of a number

Difficulty Stretch · Set jog2oq

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1
What is12of 170?
2
What is38of 592?
3
What is23of 582?
4
What is1115of 135?
5
What is23of 483?
6
What is815of 330?
7
What is15of 525?
8
What is910of 290?
9
What is115of 450?
10
What is1011of 132?
11
What is38of 272?
12
What is813of 546?
13
What is911of 242?
14
What is13of 453?
15
What is916of 160?
16
What is25of 250?
17
What is12of 194?
18
What is910of 580?
19
What is310of 590?
20
What is23of 222?

What is in this set

The numbers in this set run from 1 to 600.
A careful solution takes 2 written steps on average.
The mistake this set invites most often, in 37% of the problems: that is one 14th of 434.
Answers are a whole number.

Drawing 240 problems from this page produced 232 different ones, 97% — so a sheet of 20 is a new sheet almost every time.

The same skill, harder or easier

We would put this in front of a grade 4 class. That is our judgement, not a standard, and it is printed here so you can disagree with it. Everything else we put in that year.