计算下面各题。
①0.4×0.24=
②2.7×0.02=
③0.1×0.15=
④0.27×0.3=
⑤5.4×0.01=
⑥0.02×0.7=
⑦0.43×0.1=
⑧0.11×0.3=
⑨0.8×0.12=
⑩0.17×0.6=
⑪1.5×0.8=
⑫3.25×0.5=
⑬1.1×0.1=
⑭5.5×0.2=
⑮1.2×0.3=
⑯12.5×0.18=
⑰7.8×0.5=
⑱3.9×0.2=
⑲0.42×0.5=
⑳70.8×0.1=
㉑0.6×0.8=
㉒4.5×0.6=
㉓7.3×0.3=
㉔0.7×0.8=
㉕0.2×10.9=
㉖0.9×1.6=
㉗0.42×0.2=
㉘0.01×0.01=
㉙0.32×0.2=
㉚0.2×0.14=
㉛0.4×5.6=
㉜0.22×4=
㉝8.25×0.4=
㉞3.99×9=
㉟2×3.52=
㊱0.33×4.1=
㊲0.45×2.2=
㊳0.15×14=
㊴6×0.55=
㊵1.2×9.5=
④①2.3×33.3=
④②3.4×0.2=
④③23.5×0.02=
④④4×1.125=
④⑤5.2×10.5=
④⑥1.25×6.8=
④⑦0.7×1.101=
④⑧0.9×3.06=
④⑨17.5×0.01=
⑤⑩16×6.5=
⑤①0.66×0.3=
⑤②3.2×0.5=
⑤③3.6×0.7=
⑤④5.5×0.4=
⑤⑤55×0.4=
⑤⑥6.5×0.4=
⑤⑦7.7×0.81=
⑤⑧12.5×0.8=
⑤⑨8.5×0.2=
⑥⑩0.012×20=

①$0.4×0.24=0.096$
②$2.7×0.02=0.054$
③$0.1×0.15=0.015$
④$0.27×0.3=0.081$
⑤$5.4×0.01=0.054$
⑥$0.02×0.7=0.014$
⑦$0.43×0.1=0.043$
⑧$0.11×0.3=0.033$
⑨$0.8×0.12=0.096$
⑩$0.17×0.6=0.102$
⑪$1.5×0.8=1.2$
⑫$3.25×0.5=1.625$
⑬$1.1×0.1=0.11$
⑭$5.5×0.2=1.1$
⑮$1.2×0.3=0.36$
⑯$12.5×0.18=2.25$
⑰$7.8×0.5=3.9$
⑱$3.9×0.2=0.78$
⑲$0.42×0.5=0.21$
⑳$70.8×0.1=7.08$
㉑$0.6×0.8=0.48$
㉒$4.5×0.6=2.7$
㉓$7.3×0.3=2.19$
㉔$0.7×0.8=0.56$
㉕$0.2×10.9=2.18$
㉖$0.9×1.6=1.44$
㉗$0.42×0.2=0.084$
㉘$0.01×0.01=0.0001$
㉙$0.32×0.2=0.064$
㉚$0.2×0.14=0.028$
㉛$0.4×5.6=2.24$
㉜$0.22×4=0.88$
㉝$8.25×0.4=3.3$
㉞$3.99×9=35.91$
㉟$2×3.52=7.04$
㊱$0.33×4.1=1.353$
㊲$0.45×2.2=0.99$
㊳$0.15×14=2.1$
㊴$6×0.55=3.3$
㊵$1.2×9.5=11.4$
㊶$2.3×33.3=76.59$
㊷$3.4×0.2=0.68$
㊸$23.5×0.02=0.47$
㊹$4×1.125=4.5$
㊺$5.2×10.5=54.6$
㊻$1.25×6.8=8.5$
㊼$0.7×1.101=0.7707$
㊽$0.9×3.06=2.754$
㊾$17.5×0.01=0.175$
㊿$16×6.5=104$
51$0.66×0.3=0.198$
52$3.2×0.5=1.6$
53$3.6×0.7=2.52$
54$5.5×0.4=2.2$
55$55×0.4=22$
56$6.5×0.4=2.6$
57$7.7×0.81=6.237$
58$12.5×0.8=10$
59$8.5×0.2=1.7$
60$0.012×20=0.24$