简便计算,要过程,求
3个回答
广州中仪测绘
2023-08-25 广告
2023-08-25 广告
作为广州中仪测绘科技有限公司的工作人员,我回答如下:使用工程计算器需要遵循一定的步骤和技巧。首先,打开计算器后,根据需要设置计算器的模式,例如科学模式或程序员模式。然后,根据所进行的工程计算需求,输入相应的数值和运算符号。例如,在计算土方量...
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1125-997
=1125-1000+3
=128
(4+1/3)+3.2+(5+2/3)+6.8
=10+10
=20
12又2/5-(1又2/7+2又2/5)
=12又2/5-2又2/5-1又2/7
=8又5/7
17又5/6-3又3/4-4又5/6
=17又5/6-4又5/6-3又3/4
=9又1/4
4.25-3又5/6-(2又1/6-1又3/4)
=4.25+1.75-(3+3)
=0
43又7/8×0.5+57.125×1/2-0.5
=0.5×(57.125-1)+43.875×0.5
=0.5×100
=50
=1125-1000+3
=128
(4+1/3)+3.2+(5+2/3)+6.8
=10+10
=20
12又2/5-(1又2/7+2又2/5)
=12又2/5-2又2/5-1又2/7
=8又5/7
17又5/6-3又3/4-4又5/6
=17又5/6-4又5/6-3又3/4
=9又1/4
4.25-3又5/6-(2又1/6-1又3/4)
=4.25+1.75-(3+3)
=0
43又7/8×0.5+57.125×1/2-0.5
=0.5×(57.125-1)+43.875×0.5
=0.5×100
=50
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展开全部
1125-997
=1125-1000+3
=128
(4+1/3)+3.2+(5+2/3)+6.8
=10+10
=20
12又2/5-(1又2/7+2又2/5)
=12又2/5-2又2/5-1又2/7
=8又5/7
17又5/6-3又3/4-4又5/6
=17又5/6-4又5/6-3又3/4
=9又1/4
4.25-3又5/6-(2又1/6-1又3/4)
=4.25+1.75-(3+3)
=0
43又7/8×0.5+57.125×1/2-0.5
=0.5×(57.125-1)+43.875×0.5
=0.5×100
=50
=1125-1000+3
=128
(4+1/3)+3.2+(5+2/3)+6.8
=10+10
=20
12又2/5-(1又2/7+2又2/5)
=12又2/5-2又2/5-1又2/7
=8又5/7
17又5/6-3又3/4-4又5/6
=17又5/6-4又5/6-3又3/4
=9又1/4
4.25-3又5/6-(2又1/6-1又3/4)
=4.25+1.75-(3+3)
=0
43又7/8×0.5+57.125×1/2-0.5
=0.5×(57.125-1)+43.875×0.5
=0.5×100
=50
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