4.8+[(36-12÷0.6] 93.7×0.32+93.7×0.68 0.25×3.86×4
9.4×[1.8+(2.7-1.8)×1.2) ] 13-(0.3+6.29÷1.7) 1.25×88
2.5×1.25×32
8.6×6.8+8.6×3.2
24×1.2÷0.5
15.4÷0.8-1.25
2.4×3÷1.8
96÷(15.4-12.2)
①
②36×()
③
④
⑤3.24×0.76+3.24×0.24
⑥