作业帮简便运算 1.360/(1.2/50) 2.800-(287+365) 3.2013-1728/32 4.884/34+17*21 5.1593-[(44*19+44)/5]
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![简便运算 1.360/(1.2/50) 2.800-(287+365) 3.2013-1728/32 4.884/34+17*21 5.1593-[(44*19+44)/5]](/uploads/image/z/186925-13-5.jpg?t=%E7%AE%80%E4%BE%BF%E8%BF%90%E7%AE%97+1.360%2F%281.2%2F50%29+2.800-%28287%2B365%29+3.2013-1728%2F32+4.884%2F34%2B17%2A21+5.1593-%5B%2844%2A19%2B44%29%2F5%5D)
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简便运算 1.360/(1.2/50) 2.800-(287+365) 3.2013-1728/32 4.884/34+17*21 5.1593-[(44*19+44)/5]
简便运算 1.360/(1.2/50) 2.800-(287+365) 3.2013-1728/32 4.884/34+17*21 5.1593-[(44*19+44)/5]
简便运算 1.360/(1.2/50) 2.800-(287+365) 3.2013-1728/32 4.884/34+17*21 5.1593-[(44*19+44)/5]
360/(1.2/50) =(120*3)*500/12=3*10*500=15000
800-(287+365) = 800-(235+52+365)=800-(600+52)=200-52=148
2013-1728/32 =2013- (432*4)/(4*8)=2013 -(4*108)/(4*2)=2013-54=2013-13 - 41=1959
884/34+17*21 =
1593-[(44*19+44)/5]