4.25*(57.43+42.57)-325
=4.25*100-325=425-325=100
4,25x57,43-325+42,57x4,25
=(4,25x57,43+42,57x4,25)-325
=4,23x(57,43+4,57)-325
=4,25x100-325
=425-325
=100
k cho mik nha,chúc bạn học tốt
mình Nghĩ là:
4,25x57,43-325+42,7X4,25=4,25x(57,43+42,57)-325
=4,25x100-325
=425-325
=100