Rounding to the nearest 10

Difficulty Standard · Set k9ixij

Fill in what you can and press Check. Nothing you type is sent anywhere.

1
Round 488 to the nearest ten.
2
Round 449 to the nearest ten.
3
Round 572 to the nearest ten.
4
Round 973 to the nearest ten.
5
Round 706 to the nearest ten.
6
Round 548 to the nearest ten.
7
Round 844 to the nearest ten.
8
Round 241 to the nearest ten.
9
Round 823 to the nearest ten.
10
Round 227 to the nearest ten.
11
Round 723 to the nearest ten.
12
Round 141 to the nearest ten.
13
Round 952 to the nearest ten.
14
Round 932 to the nearest ten.
15
Round 861 to the nearest ten.
16
Round 224 to the nearest ten.
17
Round 198 to the nearest ten.
18
Round 957 to the nearest ten.
19
Round 187 to the nearest ten.
20
Round 208 to the nearest ten.

What is in this set

The numbers in this set run from 102 to 998.
51% of them round down.
40% of them round up.
A careful solution takes 2 written steps on average.
The mistake this set invites most often, in 51% of the problems: the number of tens was written instead of the rounded number itself.
Answers are a whole number.

Drawing 240 problems from this page produced 214 different ones, 89% — 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 3 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.