Решить примеры. 170+640: 8×4-0: 7×2= 450÷5×3+160÷2×5-70×4= 1000-60×2: 3×9-60×9= 270-40×3+5×4= 80×7-160: 4×7-190= 480: 8+320-540: 9+70×8= 400-720: 9+40×4= 30×9+60×7-640: 8+200= 810÷9×8-30×8: 4= 80×2+350: 5-40×5530: 9+(540-470)×6= 320: 8×7+9×(240-160)=
450:5*3+160:2*5-70*4=410
270-40*9+5*4=-110
80*7-160:4*7-190=370