3 Digits 10 Rows with timer
It contains 25 questions with timer. You can attempt multiple times, everytime questions will be changed.
#1. 427-271+169+215+447+481+991+534-539+739=
#2. 397-193+196-253+464+153+365+281-519+365=
#3. 320-247+150+285+401+265+501-378+878+687=
#4. 313-301+194+328+521+528+748-301+617+365=
#5. 173+290+203-180+508+350-263+159-220+462=
#6. 324-205+210-259+499+553+332-679+396+490=
#7. 342-284+428-316+476+592+283-487+179+371=
#8. 371-280+464-269+476+668+416-378+436+796=
#9. 677-248+168-274+479+374+933+829-981+981=
#10. 341-279+196+309+421+324+482-539+254+184=
#11. 357-272+349-217+394+630+490+318-159+423=
#12. 372-198+214-246+465+243+645+224-500+748=
#13. 317-254+163+216+387+243+445-292+992+706=
#14. 314-195+205-275+449+530+301-574+330+594=
#15. 171+293-208+245+394+437-271+172-261+495=
#16. 526-283+198-203+470+241+256-250+156+602=
#17. 359-286+184+194+487+673+408+793-830+933=
#18. 233+228-176+253+413+206+278-160+266-482=
#19. 400-242+156-200+469+273+103+130-419+657=
#20. 282-194+196-186+510+105+472-234+503+269=
#21. 233+263+176-249+346+387-268+164-192+483=
#22. 180+246+193-215+443+456-264+178-270+525=
#23. 398-195+399-288+455+812+310+584-310+227=
#24. 342-267+269-255+348+121+345-273+503+282=
#25. 342-246+191-215+453+353+583-295+224+370=
My Score is
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