Cube roots of perfect cubes

Difficulty Stretch · Set wo7h5f

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1
What is the cube root of 125?
2
What is the cube root of 125?
3
What is the cube root of 8?
4
What is the cube root of 343?
5
What is the cube root of 216?
6
What is the cube root of 729?
7
What is the cube root of 64?
8
What is the cube root of 64?
9
What is the cube root of 27?
10
What is the cube root of 343?
11
What is the cube root of 27?
12
What is the cube root of 125?
13
What is the cube root of 1000?
14
What is the cube root of 216?
15
What is the cube root of 1331?
16
What is the cube root of 512?
17
What is the cube root of 8?
18
What is the cube root of 1000?
19
What is the cube root of 512?
20
What is the cube root of 27?

What is in this set

The numbers in this set run from 8 to 1,728.
A careful solution takes 2 written steps on average.
The mistake this set invites most often, in 58% of the problems: the number was halved.
Answers are a whole number.

Drawing 240 problems from this page produced 11 different ones, 5% — so a sheet of 20 will come back to a problem you have seen — there are only so many sensible ones of this kind.

The same skill, harder or easier

We would put this in front of a grade 8 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.