2.3×0.3= 0.42×0.2= 3.5×0.2=
12×0.2= 1.8×0.5= 0.9×0.11=
1.22×0.4= 0.12×0.6= 0.02×500=
先计算,然后在○里填上“>”“<”或“=”,观察这些题的规律,再写出一个含此规律的等式.
(1)9.6×2.53=
6.9×3.52=
9.6×2.53○6.9×3.52
(2)3.9×6.82=
9.3×2.86=
3.9×6.82○9.3×2.86
(3)4.2×3.96=
2.4×6.93=
4.2×3.96○2.4×6.93
(4) .
0.9×6= 1.5×0.4= 0.15×0.3=
0.24×2= 3.6×0.2= 0.8×0.6=
1.7×0.2= 0.15×4= 0.23×0.3=