Numbers written in words, back to digits

Difficulty Standard · Set a2bwzy

Write each of these as a number, in digits.

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

1
five thousand nine hundred twenty-three
2
five thousand three hundred forty-four
3
one thousand four hundred ninety-eight
4
five thousand ten
5
two thousand three hundred six
6
nine thousand one hundred forty
7
six thousand two hundred ninety-four
8
seven thousand thirty-eight
9
eight thousand four hundred eighty-nine
10
nine thousand forty-four
11
five thousand two hundred seventy-two
12
six thousand eighteen
13
six thousand three hundred twenty-nine
14
two thousand one hundred two
15
seven thousand nine hundred twenty-two
16
seven thousand eight hundred seventy-nine
17
four thousand eight hundred fifty-four
18
nine thousand five hundred twenty-nine
19
two thousand six hundred twenty-nine
20
seven thousand eight hundred fifty-eight

What is in this set

The numbers in this set run from 0 to 0.
75% of them have no zero in the way.
25% of them contain a zero digit.
A careful solution takes 2 written steps on average.
The mistake this set invites most often, in 100% of the problems: each part was written down on its own and the parts pushed together; the places overlap, so they are added rather than lined up end to end.
Answers are a whole number.

Drawing 240 problems from this page produced 239 different ones, 100% — 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.

Next to this

Deciding whether a number is even or odd

Numbers 103–994; 52% are even.

Place value in a 6-digit number

Numbers 1–998; 90% have no zero in the way.

All of number sense

28 skills in this topic, 75 sets between them.

Printing it

The printed sheet carries no menus and no advertising, and the answer key is on its own page.