1: ⑴ ÷0.3 ⑵ ×5 ×5
2:14x=70 x=70÷14 x=5
x÷60=12 x=12×60 x=720
x÷4.5=9 x=4.5×9 x=40.5
5x=1.5 x=1.5÷5 x=0.3
0.2x=6 x=6÷0.2 x=30
x÷1.1 =3 x=3×1.1 x=3.3
3: ⑴ 12x=18
x=18÷12
x=1.5
⑵ 5x=65
x=65÷5
x=13
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1: ⑴ ÷0.3 ⑵ ×5 ×5
2:14x=70 x=70÷14 x=5
x÷60=12 x=12×60 x=720
x÷4.5=9 x=4.5×9 x=40.5
5x=1.5 x=1.5÷5 x=0.3
0.2x=6 x=6÷0.2 x=30
x÷1.1 =3 x=3×1.1 x=3.3
3: ⑴ 12x=18
x=18÷12
x=1.5
⑵ 5x=65
x=65÷5
x=13
http://m.ksjqmj.com/wunianjidaan/2298.html
推荐访问