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
Addition & Subtraction
0
%
0
0
0
Back
Restart
346+536
882
Oops!
Okay!
40+50
90
Oops!
Okay!
67+42
109
Oops!
Okay!
324-123
201
Oops!
Okay!
678+456
1,134
Oops!
Okay!
567,897-673,908
1,241,805
Oops!
Okay!
567-672
105
Oops!
Okay!
1,980-678
1,302
Oops!
Okay!
164+261
425
Oops!
Okay!
223,892-345,546
121,645
Oops!
Okay!
243-234
09
Oops!
Okay!
987,879-879,675
108,204
Oops!
Okay!
1,987,098+345,678
2,332,776
Oops!
Okay!
345-567
222
Oops!
Okay!
455+549
1,004
Oops!
Okay!
123+425
548
Oops!
Okay!
786+476
1,262
Oops!
Okay!
876+547
329
Oops!
Okay!
19+35
54
Oops!
Okay!
657+456
1,113
Oops!
Okay!
Your experience on this site will be improved by allowing cookies.
Allow cookies