a×6 =
d×d×2 =
m×n
3×b×4 =
①4.6+1.9=
②2.5×4=
③0.053×100=
④0.8×0.5=
⑤0.12×50=
⑥10-8.75=
⑦0÷100×1000=
⑧3.25-1.22=
100=5.4 10=0.013
1.06+9.4=
2×0.2=
9.83+0.1=
5.2×10=
0.24×5=
4.04-4=
2.5+0.4= 3.08+2.6= 4.8×100= 25+75÷5=
9.8-3.5= 5-2.7= 0.8÷10= 0.8×100÷1000=
1.06+9.4=
2×0.2=
9.93+0.1=
10-2.3=
5.2×10=
0.24×5=
4.04-4=
2.6÷100=
①5.3平方千米5300公顷 ②7300000007.3亿
③125×8×50125×58 ④125-25×4100×4
图1
图2
图3
……
…
14和35
10﹣6.8= ﹣ = 35×1%= 1.25×24= 5× ÷5× =
0.42= 10÷0.02= 5a×7a= 1÷3= 1﹣1÷6=