128+35× 3 700-125× 3 330÷ 5+46× 7 104× 9-72÷ 8 145-150÷ 2+23 984÷ 6× 3 18× 5+522÷ 3 48× 3+240× 2 89× 2+86 450÷ 5+29× 6 784÷ 8+105× 4 252÷ 9÷ (11-4) 560÷ 4-630÷ 7 (210+630)÷ 7 522÷ (328-319)+42 (42+18)× (56-26) 162÷ 6-96÷ 8 305× (400-395)-278 149× 5+520× 4 900÷ (15÷ 3) 58× (6× 4)÷ 29 3+(289-198)× 2 7362÷ 9× 7 953-180× 5 64× 8+78× 22 (439+725)÷ 68 388÷ 9-668÷ 4 26× 4-425÷ 5 (100-51)÷ 17 40× (5+3) (135+65)÷ (15-7) (37× 15-55)× 8 (445÷ 5+172)× 18 300-(76+40× 3) (279+32× 15)× 64 (488+32× 5)÷ 12 45+55÷ 5-20 12× (280-80÷ 4) 400-225÷ 5+145 156+187÷ 17× 9 325÷ 13×(266-250) (242+556)÷ 14× 8 (105+24)× 15÷ 3 175+280÷ 40-25 (205-101+152)÷ 8 (160+880) × 20 550+230× 62÷ 31 4000÷ 25-13× 12