①120+180÷5×6
②9.43﹣(0.39+2.43)
③
④
⑤()×14+
⑥
4.6﹣1.02= + = ÷2= ×3=
1﹣ - = 14÷21= 1.6÷10%= × ÷ × =
88×5450 3204×83
238÷46 356÷735.6÷0.7