4-digit + 2-digit addition, no carrying

Difficulty Starter · Set s0o1lx

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

1
4447+30=
2
3660+17=
3
6662+23=
4
7184+11=
5
5154+13=
6
7870+26=
7
5131+55=
8
3765+34=
9
6550+46=
10
9934+32=
11
7786+11=
12
4420+35=
13
4006+60=
14
3719+70=
15
8883+10=
16
2050+11=
17
2170+19=
18
4320+16=
19
1747+42=
20
7876+11=

What is in this set

The numbers in this set run from 10 to 9,969.
Every problem in it will come out column by column with nothing carried.
A careful solution takes 4 written steps on average.
The mistake this set invites most often, in 100% of the problems: the two numbers were subtracted instead of added.
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.