给我一些六年级数学上册简便计算题(亲,要40道哦)对了,不用答案捏。 5
6个回答
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7/13×6/29+6/13×22/29
=6/13×7/29+6/13×22/29
=6/13×(7/29+22/29)
=6/13×1
=6/13
1. 6÷ 3/8 – 3/8 ÷6
=1/6x(3/8-3/8)
=1/6x0
=0
2. 4/7 × 5/9 + 3/7 × 5/9
=(4/7+3/7)x5/9
=1x5/9
=5/9
3. 5/2 -( 3/2 + 4/5 )
=5/2-3/2-4/5
=1-4/5
=1/5
4. 6 ×( 1/2 + 2/3 )
=6x1/2+6x2/3
=3+4
=7
5. 8 × 4/5 + 8 × 11/5
=8x(4/5+11/5)
=8x3
=24
6. 31 × 5/6 – 5/6
=(31-1)x5/6
=30x5/6
=25
7. 4/5 × 25/16 + 2/3 × 3/4
=5/4+1/2
=5/4+2/4
=7/4
8. 101 × 1/5 – 1/5 × 21
=(101-21)x1/5
=80x1/5
=16
1. 6÷ 3/8 – 3/8 ÷6
=1/6x(3/8-3/8)
=1/6x0
=0
2. 4/7 × 5/9 + 3/7 × 5/9
=(4/7+3/7)x5/9
=1x5/9
=5/9
3. 5/2 -( 3/2 + 4/5 )
=5/2-3/2-4/5
=1-4/5
=1/5
4. 6 ×( 1/2 + 2/3 )
=6x1/2+6x2/3
=3+4
=7
没有那么多sorry!
=6/13×7/29+6/13×22/29
=6/13×(7/29+22/29)
=6/13×1
=6/13
1. 6÷ 3/8 – 3/8 ÷6
=1/6x(3/8-3/8)
=1/6x0
=0
2. 4/7 × 5/9 + 3/7 × 5/9
=(4/7+3/7)x5/9
=1x5/9
=5/9
3. 5/2 -( 3/2 + 4/5 )
=5/2-3/2-4/5
=1-4/5
=1/5
4. 6 ×( 1/2 + 2/3 )
=6x1/2+6x2/3
=3+4
=7
5. 8 × 4/5 + 8 × 11/5
=8x(4/5+11/5)
=8x3
=24
6. 31 × 5/6 – 5/6
=(31-1)x5/6
=30x5/6
=25
7. 4/5 × 25/16 + 2/3 × 3/4
=5/4+1/2
=5/4+2/4
=7/4
8. 101 × 1/5 – 1/5 × 21
=(101-21)x1/5
=80x1/5
=16
1. 6÷ 3/8 – 3/8 ÷6
=1/6x(3/8-3/8)
=1/6x0
=0
2. 4/7 × 5/9 + 3/7 × 5/9
=(4/7+3/7)x5/9
=1x5/9
=5/9
3. 5/2 -( 3/2 + 4/5 )
=5/2-3/2-4/5
=1-4/5
=1/5
4. 6 ×( 1/2 + 2/3 )
=6x1/2+6x2/3
=3+4
=7
没有那么多sorry!
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http://zhidao.baidu.com/question/136110738.html?fr=qrl&cid=983&index=2&fr2=query
这是网站,有80道。楼主一定选要我的哦! 还有哦!15题应改成9/7 - ( 2/7 +10/21 )
对了,你也是六年级的吧? 交个朋友吧
这是网站,有80道。楼主一定选要我的哦! 还有哦!15题应改成9/7 - ( 2/7 +10/21 )
对了,你也是六年级的吧? 交个朋友吧
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2013-01-03
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1.36*(6/5+6/2)
2.101*5/1-5/1*21
3.5/4*16/25+3/2*4/3
2.101*5/1-5/1*21
3.5/4*16/25+3/2*4/3
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14.计算: . 分数复制不上啊!!!!!
2. .
3.1000减去它的一半,再减去余下的三分之一,再减去余下的四分之一,依此下去,直到余下的五百分之一,最后剩下 .
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11.用简便方法计算: .
12.计算: .(得数保留三位小数)
13.计算:
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14.计算: . 分数复制不上啊!!!!!
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