3 Digits 4 Rows with timer
It contains 25 questions with timer. You can attempt multiple times, everytime questions will be changed.
#1. 331-237+174-244=
#2. 231+188-224+264=
#3. 194+238-169+245=
#4. 228+236-148+223=
#5. 282-194+196-186=
#6. 473+412+567-912=
#7. 138+736+940-118=
#8. 169+258-189+278=
#9. 374+933+829-981=
#10. 171+304-210+195=
#11. 270+472-199+558=
#12. 330-261+185+205=
#13. 290-261+151+287=
#14. 441-283+178+270=
#15. 254+103+117-387=
#16. 783+279+531-294=
#17. 527+103-391+453=
#18. 361-245+349-320=
#19. 633+398-233+434=
#20. 834+107-110+715=
#21. 181+255-170+205=
#22. 437-254+158-281=
#23. 364-276+174-199=
#24. 180+258-189+199=
#25. 592+283-487+179=
My Score is
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