6.92-11分之8-11分之3+3.18

您好：

73-11分之8-11分之3＋7.27
=（73+7.27）-（8/11+3/11）
=80.27-1
=79.27

36×（9分之5＋9分之2-12分之7）
=36x5/9+36x2/9-36x7/12
=20+8-21
=7

9×4分之1+5÷4+2×25%
=9x0.25+5x0.25+2x0.25
=(9+5+2)x0.25
=16x0.25
=4x0.25x4
=1x4
=4


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999.9+99.9+9.9+0.9
=(1000-0.1)+(100-0.1)+(10-0.1)+(1-0.1)
=1000+100+10+1-0.1*4
=1111-0.4
=1110.6
497-97*3+37
=(497-97)-(100-3)*2+37
=400-100*2+2*3+37
=200+6+37
=243
6.92-8/11-3/11+3.18
=(6.92+3.18)-(8+3)/11
=10.1-1
=9.1
4/9×[0.75-(7/16-0.25)]
=4/9*[(0.75+0.25)-7/16]
=4/9*9/16
=1/4
1.32×5/8+2.68÷1.6
=6.6/8+13.4/8
=(6.6+13.4)/8
=20/8
=2.5