计算: 1又2/3+5/2 11/4-1又1/6 4又2/3+5又1/4
计算:1又2/3+5/211/4-1又1/64又2/3+5又1/46又1/2-2又1/5-3又1/3将下列假分数化成带分数,带分数化成假分数。(1)33/5(2)224/...
计算:
1又2/3+5/2 11/4-1又1/6 4又2/3+5又1/4 6又1/2-2又1/5-3又1/3
将下列假分数化成带分数,带分数化成假分数。
(1)33/5 (2)224/15 ( 3)53/7 (4)63/10 (5)25/8 展开
1又2/3+5/2 11/4-1又1/6 4又2/3+5又1/4 6又1/2-2又1/5-3又1/3
将下列假分数化成带分数,带分数化成假分数。
(1)33/5 (2)224/15 ( 3)53/7 (4)63/10 (5)25/8 展开
2个回答
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计算:
1又2/3+5/2
=5/3+5/2
=10/6+15/6
=25/6
=4又1/6
11/4-1又1/6
=11/4-7/6
=33/12-14/12
=19/12
=1又7/12
4又2/3+5又1/4
=14/3+21/4
=56/12+63/12
=119/12
=11 又11/12
6又1/2-2又1/5-3又1/3
=13/2-11/5-10/3
=195/30-66/30-100/30
=(195-66-100)/30
=29/30
将下列假分数化成带分数,带分数化成假分数。
(1)33/5
=6又3/5
(2)224/15
=14又14/15
( 3)53/7
=7又6/7
(4)63/10
=6 又3/10
(5)25/8
=3又1/8
1又2/3+5/2
=5/3+5/2
=10/6+15/6
=25/6
=4又1/6
11/4-1又1/6
=11/4-7/6
=33/12-14/12
=19/12
=1又7/12
4又2/3+5又1/4
=14/3+21/4
=56/12+63/12
=119/12
=11 又11/12
6又1/2-2又1/5-3又1/3
=13/2-11/5-10/3
=195/30-66/30-100/30
=(195-66-100)/30
=29/30
将下列假分数化成带分数,带分数化成假分数。
(1)33/5
=6又3/5
(2)224/15
=14又14/15
( 3)53/7
=7又6/7
(4)63/10
=6 又3/10
(5)25/8
=3又1/8
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