Toggle Navigation
Games
Blog
News
Class PIN
Join for Free
Sign in
Toggle Navigation
Games
PIN
Join for Free
Blog
Pricing
News
Contact us
Help center
Sign in
Study
adding 3 numbers
0
%
0
0
0
Back
Restart
3 + 2 + 3 =
8
Oops!
Okay!
1 + 2 + 1=
4
Oops!
Okay!
8 + 3 + 8 =
19
Oops!
Okay!
4 + 4 + 3 =
11
Oops!
Okay!
8 + 2 + 4 =
14
Oops!
Okay!
5 + 5 + 2 =
12
Oops!
Okay!
7 + 4 + 7 =
18
Oops!
Okay!
6 + 6 + 1 =
13
Oops!
Okay!
9 + 9 + 2 =
20
Oops!
Okay!
9 + 1+ 9 =
19
Oops!
Okay!
Your experience on this site will be improved by allowing cookies.
Allow cookies