126÷28=
54.88÷32=
64.8÷16=
36.6÷12=
1.62÷27=
19.57÷19=
3.9÷2×(4.94﹣3.64)
72÷[(3.7﹣2.5)×0.4]
3.36÷[6.3﹣(5.32﹣1.82)]
3.8×0.6+12.5÷0.5