3 Digits 10 Rows with timer
It contains 25 questions with timer. You can attempt multiple times, everytime questions will be changed.
#1. 348-159+117-266+451+403+626-397+247+394=
#2. 186+286-167+266-484+729+640+248-551+545=
#3. 392-203+156+286+473+490+598+407-206+408=
#4. 331-237+174-244+409+307-195+164-271+465=
#5. 412-195+195-307+473+188+385+548-291+665=
#6. 371-280+464-269+476+668+416-378+436+796=
#7. 397-299+204-125+366+330+594-323+136+347=
#8. 377-270+464-188+483+406+820+263-739+949=
#9. 330-261+185+205+458+196+271-197+244-391=
#10. 186+252+119-266+451+525-230+156-254+505=
#11. 324-205+210-259+499+553+332-679+396+490=
#12. 189+250-185+224+447+420-257+193+282+493=
#13. 668-282+152-308+469+473+122+567-819+819=
#14. 182+241-156+288+395+406-243+211-300+484=
#15. 314-195+205-275+449+540+285-579+349+585=
#16. 357-272+349-217+394+630+490+318-159+423=
#17. 182+247-171+221+444+370-201+126-262+457=
#18. 395-237+208-261+449+527+103-391+453+410=
#19. 304-261+187-204+469+574+374-131+580+339=
#20. 674-261+176-187+496+564+353-573+227+246=
#21. 195+238-153+311+378+440-258+175-264+467=
#22. 183+248-182+197+453+359-265+163-223+456=
#23. 189+290-196+190-466+595+206-452+174+915=
#24. 349-237+182-273+448+558+739-134+390+161=
#25. 368-292+229-263+454+303-249+420-299+493=
My Score is
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