18.09-(7.5×0.14+1.6)
=18.09-(2.5×3×0.4×0.32+1.6)
=18.09-(3×0.32+1.6)
=18.09-(0.96+1.6)
=18.09-2.56
=15.53
十八点零九减七点五乘以零点七加上一点零六的盒简便计算列式
18.09-(7.5×0.14+1.6)
=18.09-(2.5×3×0.4×0.32+1.6)
=18.09-(3×0.32+1.6)
=18.09-(0.96+1.6)
=18.09-2.56
=15.53