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
3 Digit Addition
0
%
0
0
0
Back
Restart
252+38
290
Oops!
Okay!
247+23
270
Oops!
Okay!
395+77
472
Oops!
Okay!
354+75
429
Oops!
Okay!
238+52
290
Oops!
Okay!
245+15
260
Oops!
Okay!
417+532
949
Oops!
Okay!
133+37
170
Oops!
Okay!
138+42
180
Oops!
Okay!
119+61
180
Oops!
Okay!
134+26
160
Oops!
Okay!
238+54
292
Oops!
Okay!
536+34=
570
Oops!
Okay!
Your experience on this site will be improved by allowing cookies.
Allow cookies