数学题之57用递等式计算.1.15/4*12/5-12/5/120% 2.100.1-(2.625+0.425)*30
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数学题之57
用递等式计算.
1.15/4*12/5-12/5/120% 2.100.1-(2.625+0.425)*30
3.99/{23/4-(9/5+21/5*2/7)} 4.(1/4+3/8)/(1-3/10)
用递等式计算.
1.15/4*12/5-12/5/120% 2.100.1-(2.625+0.425)*30
3.99/{23/4-(9/5+21/5*2/7)} 4.(1/4+3/8)/(1-3/10)
![数学题之57用递等式计算.1.15/4*12/5-12/5/120% 2.100.1-(2.625+0.425)*30](/uploads/image/z/6647834-2-4.jpg?t=%E6%95%B0%E5%AD%A6%E9%A2%98%E4%B9%8B57%E7%94%A8%E9%80%92%E7%AD%89%E5%BC%8F%E8%AE%A1%E7%AE%97.1.15%2F4%2A12%2F5-12%2F5%2F120%25+2.100.1-%EF%BC%882.625%2B0.425%EF%BC%89%2A30)
用递等式计算.
1.15/4*12/5-12/5/120%
=9-2
=7
2.100.1-(2.625+0.425)*30
=100.1-3.05*30
=100.1-91.5
=8.6
3.99/{23/4-(9/5+21/5*2/7)}
=99/[23/4-3]
=99/11/4]
=36
4.(1/4+3/8)/(1-3/10)
=5/8/(7/10)
=25/28
1.15/4*12/5-12/5/120%
=9-2
=7
2.100.1-(2.625+0.425)*30
=100.1-3.05*30
=100.1-91.5
=8.6
3.99/{23/4-(9/5+21/5*2/7)}
=99/[23/4-3]
=99/11/4]
=36
4.(1/4+3/8)/(1-3/10)
=5/8/(7/10)
=25/28
数学题之57用递等式计算.1.15/4*12/5-12/5/120% 2.100.1-(2.625+0.425)*30
数学题之53用递等式计算.1.15/4*12/5-12/5/120% 2.100.1-(2.625+0.425)*303
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