人教版六年级数学下册解比例专项练习题104.docx
《人教版六年级数学下册解比例专项练习题104.docx》由会员分享,可在线阅读,更多相关《人教版六年级数学下册解比例专项练习题104.docx(16页珍藏版)》请在冰点文库上搜索。
人教版六年级数学下册解比例专项练习题104
731.26
x:
—=—:
8—=—
841.4x
111
—:
—=—:
x90:
x=45:
4
386
11
x:
9=—:
—20:
x=3:
0.7
39
167
—=—0.7:
x=0.175:
3
4.8x
5
0.3:
9=x:
0.9—:
x=0.6:
1.8
4
1341
—=——=—
2xx5
410.87
x:
—=—:
6—=—
322.8x
111
—:
—=—:
x60:
x=30:
9
469
11
x:
5=—:
—6:
x=80:
10
46
126
—=—90:
x=22.5:
8
2.4x
1
20:
80=x:
7—:
x=0.6:
1.8
2
1847
—=——=—
2xx6
410.83
x:
—=—:
3—=—
580.6x
111
—:
—=—:
x0.2:
x=0.1:
8
284
11
x:
7=—:
—40:
x=70:
5
36
127
—=—0.7:
x=0.175:
6
5.6x
6
3:
10=x:
0.4—:
x=0.3:
18
5
1881
—=——=—
2xx5
410.89
x:
—=—:
8—=—
372.4x
111
—:
—=—:
x8:
x=4:
8
464
11
x:
6=—:
—40:
x=0.4:
2
47
44
—=—0.2:
x=0.05:
3
4.8x
6
9:
0.2=x:
0.3—:
x=9:
150
7
2926
—=——=—
5xx7
110.86
x:
—=—:
7—=—
851.4x
111
—:
—=—:
x80:
x=40:
7
398
11
x:
4=—:
—7:
x=6:
50
57
142
—=—7:
x=1.75:
9
4x
8
1:
40=x:
20—:
x=6:
15
7
3631
—=——=—
5xx2
111.44
x:
—=—:
7—=—
241.2x
111
—:
—=—:
x30:
x=15:
5
467
11
x:
6=—:
—50:
x=6:
3
49
206
—=—70:
x=17.5:
8
3.2x
7
5:
8=x:
80—:
x=90:
18
8
1821
—=——=—
2xx2
110.62
x:
—=—:
9—=—
752x
111
—:
—=—:
x8:
x=4:
7
599
11
x:
9=—:
—2:
x=3:
0.4
56
205
—=—0.4:
x=0.1:
2
3.6x
3
1:
4=x:
8—:
x=6:
18
2
2461
—=——=—
3xx2
131.26
x:
—=—:
2—=—
240.4x
111
—:
—=—:
x0.6:
x=0.3:
9
593
11
x:
3=—:
—90:
x=9:
6
59
106
—=—0.8:
x=0.2:
2
5.6x
1
0.5:
40=x:
2—:
x=0.6:
120
2
1276
—=——=—
2xx5
110.44
x:
—=—:
3—=—
841.8x
111
—:
—=—:
x0.7:
x=0.35:
2
283
11
x:
6=—:
—0.5:
x=5:
5
26
125
—=—60:
x=15:
2
1.2x
5
70:
70=x:
30—:
x=60:
180
6
1661
—=——=—
7xx6
530.65
x:
—=—:
7—=—
422.8x
111
—:
—=—:
x7:
x=3.5:
7
463
11
x:
5=—:
—40:
x=7:
70
36
145
—=—0.9:
x=0.225:
6
1.6x
2
80:
6=x:
60—:
x=0.6:
1.5
3
2981
—=——=—
3xx7
110.64
x:
—=—:
9—=—
871.6x
111
—:
—=—:
x50:
x=25:
4
584
11
x:
7=—:
—20:
x=0.3:
30
28
65
—=—80:
x=20:
8
4x
1
0.6:
2=x:
0.6—:
x=3:
150
5
1681
—=——=—
2xx6
610.45
x:
—=—:
8—=—
772x
111
—:
—=—:
x8:
x=4:
8
276
11
x:
7=—:
—5:
x=9:
1
36
87
—=—0.6:
x=0.15:
8
4.8x
8
0.8:
0.3=x:
40—:
x=0.6:
150
7
1351
—=——=—
2xx5
910.89
x:
—=—:
5—=—
821.6x
111
—:
—=—:
x0.6:
x=0.3:
8
372
11
x:
9=—:
—0.3:
x=90:
2
26
107
—=—0.4:
x=0.1:
9
5.6x
4
90:
0.8=x:
90—:
x=90:
1.5
3
4673
—=——=—
5xx4
111.28
x:
—=—:
2—=—
422x
111
—:
—=—:
x9:
x=4.5:
9
384
11
x:
4=—:
—80:
x=20:
8
49
148
—=—80:
x=20:
8
2x
5
0.2:
0.7=x:
60—:
x=9:
180
4
6791
—=——=—
7xx7
161.45
x:
—=—:
9—=—
670.4x
111
—:
—=—:
x5:
x=2.5:
5
296
11
x:
3=—:
—0.7:
x=5:
4
46
69
—=—70:
x=17.5:
5
2.4x
4
50:
0.5=x:
0.2—:
x=3:
150
3
1331
—=——=—
2xx2
1318
x:
—=—:
9—=—
242.4x
111
—:
—=—:
x8:
x=4:
3
593
11
x:
9=—:
—0.8:
x=0.8:
40
47
165
—=—0.6:
x=0.15:
9
1.6x
3
20:
60=x:
6—:
x=90:
180
2
3591
—=——=—
7xx2
111.26
x:
—=—:
4—=—
550.8x
111
—:
—=—:
x0.5:
x=0.25:
7
272
11
x:
8=—:
—7:
x=1:
70
56
64
—=—5:
x=1.25:
4
2.8x