简算 8.1×1.3-8÷1.3+1.9×1.3+11.9÷1.3
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简算8.1×1.3-8÷1.3+1.9×1.3+11.9÷1.3简算8.1×1.3-8÷1.3+1.9×1.3+11.9÷1.3简算8.1×1.3-8÷1.3+1.9×1.3+11.9÷1.38.1×
简算 8.1×1.3-8÷1.3+1.9×1.3+11.9÷1.3
简算 8.1×1.3-8÷1.3+1.9×1.3+11.9÷1.3
简算 8.1×1.3-8÷1.3+1.9×1.3+11.9÷1.3
8.1×1.3-8÷1.3+1.9×1.3+11.9÷1.3
=8.1×1.3+1.9×1.3-8÷1.3+11.9÷1.3
=(8.1+1.9)×1.3+(11.9-8)÷1.3
=10×1.3+3.9÷1.3
=13+3
=16
8.1×1.3-8÷1.3+1.9×1.3+11.9÷1.3
=(8.1+1.9)×1.3+(11.9-8)÷1.3
=10×1.3+3.9÷1.3
=13+3=16
你好!
8.1×1.3-8/1.3+1.9×1.3+11.9÷1.3
=1.3×(8.1+1.9)+(-8+11.9)÷1.3
=13+3
=16
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8.1×1.3-8÷1.3+1.9×1.3+11.9÷1.3
=1.3x(8.1+1.9)+(11.9-8) ÷1.3
=1.3x10+3.9÷1.3
=13+3
=16
简算 8.1×1.3-8÷1.3+1.9×1.3+11.9÷1.3
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第四届小学希望杯全国数学邀请赛六年级第2试答案拼了,给你100分!给你200了!8.1X1.3-8除1.3+1.9X1.3+11.9除1.3 2.一个数的2/3比3小3/7,这个数是 ……后面不说了…… 验证为:袁鸿宇