, 1.6×0.131.6,0.27×bb(b>0),4.08×0.114.08÷0.11
①0.34×2.5=
②1.5×1.7=
③0.28×0.39=
④4.2×2.4=
⑤6.52×27=
⑥0.32×1.25=
X
6
12
18
24
30
...
y
15
10
7.5