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51.27 8.03 1.34递等式

51.27-8.03-1.34 =51.27-(8.03+1.34) =51.27-9.37 =41.9

你好!51.27-8.03-1.34=43.24-1.34=41.9如果对你有帮助望点右上角的采纳按钮

第一个,先把5.26+0.74=6,6+3.43=9.43 第二个,先8.03+1.34=9.37 51.27-9.37=41.9 第三个1.29+0.71=2,3.7+6.3=10 10+2=12 第四个感觉没法简便算啊,那个是0.4还是0.04?第五个3.9+1.1=5 4.08+3.92=8 8+5=13

奇偶比2:4或4:2 大小比:3:3三区比:1:3:2或1:4:1 号码和值:90-105之间 连号在中区间(14-18之间)同尾号1(看好4同尾)重复号0

(1)8.32-2.65+3.901,=5.67+3.901,=9.571;(2)77.3-(6.26+1.34),=77.3-7.6,=69.7;(3)88.8+6.04+5.16-12.2,=(88.8-11.2)+(6.04+5.16),=76.6+11.2,=87.8;(4)7.6-(4.99-4.7)+0.78,=7.6-0.29+0.78,=7.31+0.78,=8.09.

1.2+2.8=41.5+3.6=5.122.5+23=45.50.125+0.348=0.4730.65+2.35=34.27+3.15=7.423.24+1.157+0.163=4.540.12+3.16=3.280.124+3.15=3.27422.26+3.16=25.420.14+10.46=10.61.238+0.152=1.394.12+5.18=9.310.56+12.44=2310.2+0.8+10.58=21.580.23+0.37+12.35=12.95

等等,谢谢.

72+2.7+2.8+25=97+5.5=102.5,8.7-5.69+2.03=3.01+2.03=5.04,51.27-8.03-1.34=51.27-9.37=41.9,0.38+0.36+2.64=0.38+3=3.38,5.26+3.43+0.74=6+3.43=9.43,1.29+3.7+0.71+6.3=2+1012.

5.6+2.7+4.5=8.3+4.5=12.8,7.7+2.7+2.8+25=10.4+2.8+25=13.2+25=38.2,8.7-5.69+2.03=3.01+2.035.04,51.27-8.03-1.34=43.24-1.34=41.9,10.75+0.4-9.86=11.15-9.86=1.29,请采纳

公式1:a-b-c = a-(b+c)10-0.432 -2.568 9.3-5.26-2.7413.4-(3.4+5.2)14.9-(5.2+4.9)18.32-5.47-4.32 17.29-5.28-6.29 公式2:(aXb)Xc=aX(bXc)25*6.8*0.040.25*32*0.1256.4*1.25*12.5 公式3:c*(a+b)=ca+cb0.45*201 0.58*10.150.2*994.7*9.9 3.28X5.

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