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1.14-71/3-21/22.131/3-71/6+144/93.311.14-71/3-21/22.131/3-71/6+144/93.311/12-3/4+25/64.11/2-41/3+55/6
题目内容：
1.14-7 1/3-2 1/2 2.13 1/3-7 1/6+14 4/9 3.3 1
1.14-7 1/3-2 1/2
2.13 1/3-7 1/6+14 4/9
3.3 11/12-3/4+2 5/6
4.11/2-4 1/3+5 5/6优质解答
1.14-7又 1/3-2又 1/2
=6又2/3-2又1/2
=4又1/6
2.13 又1/3-7又 1/6+14又 4/9
=6又1/6+14又4/9
=20又11/18
3.3又11/12-3/4+2又 5/6
=3又1/6+2又5/6
=6
4.11/2-4 又1/3+5 又5/6
=1又1/6+5又5/6
=7
1.14-7 1/3-2 1/2
2.13 1/3-7 1/6+14 4/9
3.3 11/12-3/4+2 5/6
4.11/2-4 1/3+5 5/6
优质解答
=6又2/3-2又1/2
=4又1/6
2.13 又1/3-7又 1/6+14又 4/9
=6又1/6+14又4/9
=20又11/18
3.3又11/12-3/4+2又 5/6
=3又1/6+2又5/6
=6
4.11/2-4 又1/3+5 又5/6
=1又1/6+5又5/6
=7
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