Writing a decimal as a fraction

Difficulty Standard · Set 5hhvni

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1
Write 0.89 as a fraction in its lowest terms.
2
Write 0.09 as a fraction in its lowest terms.
3
Write 0.50 as a fraction in its lowest terms.
4
Write 0.84 as a fraction in its lowest terms.
5
Write 0.10 as a fraction in its lowest terms.
6
Write 0.95 as a fraction in its lowest terms.
7
Write 0.26 as a fraction in its lowest terms.
8
Write 0.57 as a fraction in its lowest terms.
9
Write 0.65 as a fraction in its lowest terms.
10
Write 0.38 as a fraction in its lowest terms.
11
Write 0.96 as a fraction in its lowest terms.
12
Write 0.03 as a fraction in its lowest terms.
13
Write 0.55 as a fraction in its lowest terms.
14
Write 0.58 as a fraction in its lowest terms.
15
Write 0.94 as a fraction in its lowest terms.
16
Write 0.14 as a fraction in its lowest terms.
17
Write 0.70 as a fraction in its lowest terms.
18
Write 0.92 as a fraction in its lowest terms.
19
Write 0.95 as a fraction in its lowest terms.
20
Write 0.11 as a fraction in its lowest terms.

What is in this set

The numbers in this set run from 0.01 to 0.99.
68% of them need simplifying at the end.
33% of them are already in their lowest terms.
A careful solution takes 2 written steps on average.
The mistake this set invites most often, in 68% of the problems: right value, but 90/100 is not in its lowest terms.
Answers are a fraction in its lowest terms, written like 3/4.

Drawing 240 problems from this page produced 89 different ones, 37% — 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 5 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.