①10.3×0.5-0.5×0.3
②1.25×15×0.8
③0.75×101-0.75
④3.5×10.3-0.35×3
⑤0.25×32×1.25
⑥4.8×9.9
①634﹣3.2×1.5÷0.1
②9.43+0.78﹣3.43
③
④
⑤
⑥
①3248÷16﹣8.4×2.5
②4.8×(+﹣)
③2.5×96
④64.8÷(22.4﹣1.7﹣15.3)
⑤×[14÷(﹣)]
⑥(+)÷×3.6