Rounding decimals to a whole number

Difficulty Starter · Set bmwgv5

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1
Round 4.7 to the nearest whole number.
2
Round 1.0 to the nearest whole number.
3
Round 4.0 to the nearest whole number.
4
Round 6.9 to the nearest whole number.
5
Round 3.8 to the nearest whole number.
6
Round 8.5 to the nearest whole number.
7
Round 9.9 to the nearest whole number.
8
Round 8.9 to the nearest whole number.
9
Round 6.3 to the nearest whole number.
10
Round 7.2 to the nearest whole number.
11
Round 5.5 to the nearest whole number.
12
Round 1.9 to the nearest whole number.
13
Round 8.7 to the nearest whole number.
14
Round 8.9 to the nearest whole number.
15
Round 8.8 to the nearest whole number.
16
Round 3.4 to the nearest whole number.
17
Round 0.5 to the nearest whole number.
18
Round 9.8 to the nearest whole number.
19
Round 1.5 to the nearest whole number.
20
Round 3.9 to the nearest whole number.

What is in this set

The numbers in this set run from 0.1 to 9.9.
51% of them round down.
49% of them round up.
A careful solution takes 2 written steps on average.
The mistake this set invites most often, in 100% of the problems: a digit too many was kept.
Answers are a decimal.

Drawing 240 problems from this page produced 87 different ones, 36% — 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.