1楼:tiantian鱼
1. 3/7 × 49/9 - 4/3
2. 8/9 × 15/36 + 1/273. 12× 5/6 – 2/9 ×3
4. 8× 5/4 + 1/4
5. 6÷ 3/8 – 3/8 ÷6
6. 4/7 × 5/9 + 3/7 × 5/97. 5/2 -( 3/2 + 4/5 )8. 7/8 + ( 1/8 + 1/9 )9. 9 × 5/6 + 5/6
10. 3/4 × 8/9 - 1/3
11. 7 × 5/49 + 3/14
12. 6 ×( 1/2 + 2/3 )
13. 8 × 4/5 + 8 × 11/514. 31 × 5/6 – 5/6
15. 9/7 - ( 2/7 – 10/21 )16. 5/9 × 18 – 14 × 2/717.
4/5 × 25/16 + 2/3 × 3/418. 14 × 8/7 – 5/6 × 12/1519. 17/32 – 3/4 × 9/2420.
3 × 2/9 + 1/3
21. 5/7 × 3/25 + 3/7
22. 3/14 ××
2/3 + 1/6
23. 1/5 × 2/3 + 5/6
24. 9/22 + 1/11 ÷ 1/225. 5/3 × 11/5 + 4/3
26. 45 × 2/3 + 1/3 × 1527. 7/19 + 12/19 × 5/628. 1/4 + 3/4 ÷ 2/3
29. 8/7 × 21/16 + 1/230. 101 × 1/5 – 1/5 × 21
跪求!~~~~~~ 分数混合运算练习题及答案
2楼:e调小七
3/4+1/5=4/5 3/4-1/5=11/20 5/6+2/9=19/18 5/6-2/9=11/18 2/3+3/5=19/15
2/3-3/5=1/15 6/7+1/2=19/14 6/7-1/2=5/14 2/3+1/6=5/6 1/3+1/4=7/12
1/3-1/4=1/12 1/5+1/7=12/35 1/5-1/7=2/35 1/4+1/9=13/36 1/4-1/9=5/36
1/8+1/9=17/72 1/8-1/9=1/72 1/10+7/9=79/90 5/7-1/6=23/42 1-5/9=4/9
1/5+3/8=23/40 3/4+1/5=19/20 2/3-3/5=1/5 1-2/5=3/5 5/8-1/9=37/72
1/10-1/20=1/20 1/6+3/8=13/24 5/9-1/2=1/18 2/3+1/4=11/12 1/2+1/3=5/6
5/6+1/18=8/9 3/5-1/3=4/15 17/15-1/3=4/5 11/12-2/3=1/4 1/2-1/4=1/4
1/7-1/8=1/56 1/3-1/9=2/9 5/6-1/2=1/3 1-2/3=1/3 5/8-1/6=11/24
1/3+1/6=1/2 3/4-1/2=1/4 1/5+1/8=13/40 5/6+4/9=23/18 5/9-2/5=7/45
3/7+5/2=41/14 5/8+9/10=61/40 11/12-8/15=23/60 1/4+1/6=5/12 1/4-1/6=1/12
1-6/7=1/7 11/12-2/3=1/4 3/10+2/5=7/10 7/8-1/4=5/8 3/4+5/12=7/6
3/5-3/7=6/35 5/4-5/12=5/6 1/5-1/9=4/45 1/3-1/8=5/24 11/6-2/9=29/18
1/5+1/9=14/45 1-2/5=3/5 7/4+1/7=53/28 1-1/9=8/9 2/3-2/7=8/21
5/6+1/2=4/3 4/3-3/4=7/12 1-4/7=3/7 4/3+3/2=17/6 5/9+18/5=5/6
3/8+7/10+5/8=17/10 7/8-(1/8+3/4)=0 4/7+1/6-4/7=1/6
2-7/9-2/9=1 3/5+7/8+2/5=15/8 7/9-(1/9+1/3)=1/3
1/4+(2/5+3/4)=7/5 5/6-3/10+1/6-7/10=0 3/4+1/6-2/3=1/4
7/8-1/4+4/9=77/72 1-1/3+2/7=20/21 1/2+4/5-3/10=1
5/6-(2/3-1/9)=5/18 9/10-(3/4+1/8)=1/40 1/2+2/3-3/4=5/12
7/8-1/6+1/4=23/24 1-(3/4-2/9)=17/36 9/10-1/5-1/2=1/5
1/4+3/7+1/2=33/28 7/8-(2/3+1/6)=1/24 1-(1/3+3/5)=1/15
1/2+1/4+1/3=13/12 7/8+1/4+1/2=5/8 5/7-(4/7+1/9)=2/63
1-1/4-1/2=1/4 3/4-1/6-1/3=1/4 3/10+1/4+2/5=19/20
2/3+1/6+1/12=11/12 1-1/4-2/5=7/20 1/2+1/9+1/12=25/36
3楼:匿名用户
1)5.8×4+86-7.42 答案:101.782)2/3-2/5+2/4 23/30
=40/60-24/60+30/60
=16/60+30/60
=46/60
=23/30
(3 ) 3/2+4/5-7/6
=45/30+24/30-35/30
=69/30-35/30
=34/30
=17/15
=1 2/15
4楼:匿名用户
一、填空。 3、40的1/4 是( 10 ),比50少1/4 是( 31.5 ),20比( 16)多1/4 。 4、一种混凝土沙子3份,石子2份,水泥1份拌在一起,沙子
分数混合运算练习题
5楼:匿名用户
例2 用简便方法计算.
(1)1 - - + (2)3 ×1.25+3.75×9.75-3.75
(3)4.9× +4.1÷1 +(1-0.1) (4)51 ÷ +71 ÷ +91 ÷
同步练习
用简便方法计算。
1.( + + )× 2. 6 × + ×6
3. 383 ×7.9+79×61 4.( + )×29×24
例3 用简便方法计算下面各题。
(8512 +347 )-( 47 - 712 ) 13.79-(2712 +1.79+1512 )
199.8×3.7-199.8×1.9+1998×0.8 35.5÷9+35.5÷98
21×14 +13÷4-18×0.25 0.32×7.7+3.2×0.43-0.32×2
同步练习
7.6×12 ÷〔1.9-1.9×(1.9-1.9) 〕 2.5×12.5×32-38-562
934 -15÷19-219 ×2 0.125×34 +18 ×8.25+0.125
3.26×〔1÷(110 -9100 )〕 (23 +15 )+(23 -1217 )-(15 +517 )
6楼:匿名用户
无法加入分数混合计算的练习题。
7楼:白俊飞
分数混合运算要把各分式分母化简成同分母形式,然后分子相加减!!!
分数混合运算题目(最好带答案)
8楼:匿名用户
这样才能真正做到最终目标就是努力
9楼:匿名用户
分数混合运算50到最好带答案。
10楼:神家保佑
545546355846484849
六年级分数四则混合运算100道练习题(要答案,没得就算了) 10
11楼:蒲绒小喵
1.3/7 × 49/9 - 4/3 =12.8/9 × 15/36 + 1/27 =11/273.
12× 5/6 – 2/9 ×3 =28/34.8× 5/4 + 1/4 =41/4
5.6÷ 3/8 – 3/8 ÷6 =255/166.4/7 × 5/9 + 3/7 × 5/9 =5/97.
5/2 -( 3/2 + 4/5 ) =1/58.7/8 + ( 1/8 + 1/9 ) =10/99.9 × 5/6 + 5/6 =25/310.
3/4 × 8/9 - 1/3 =1/311.7 × 5/49 + 3/14 =13/1412.6 ×( 1/2 + 2/3 )=713.
8 × 4/5 + 8 × 11/5 =2414.31 × 5/6 – 5/6 =1
15.9/7 - ( 2/7 – 10/21 )=31/2116.5/9 × 18 – 14 × 2/7 =617.
4/5 × 25/16 + 2/3 × 3/4 =7/418.14 × 8/7 – 5/6 × 12/15 =46/319.17/32 – 3/4 × 9/24 =1/420.
3 × 2/9 + 1/3 =1
21.5/7 × 3/25 + 3/7 =18/3522.3/14 ×× 2/3 + 1/6 =13/4223.
1/5 × 2/3 + 5/6 =29/3024.9/22 + 1/11 ÷ 1/2 =13/2225.5/3 × 11/5 + 4/3 =526.
45 × 2/3 + 1/3 × 15=3527.7/19 + 12/19 × 5/6 =17/1928.1/4 + 3/4 ÷ 2/3 =11/829.
8/7 × 21/16 + 1/2 =230.101 × 1/5 – 1/5 × 21=16这里只有五十道,剩下的请您自己再找找