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1、 分数加减法简便运算专项练习136题有答案第 12 页(1) 999+99+9+(2) 1(3) 2(4) 0.4+(5) 1(6) 3 (7) 4(8) 0.58+1.12+(9) 11(10) 3.5(11) 6(12) 8(13) 2(14) 1(15) 6 (16) 179+2+3,80+,81+,82,83+,848586+,87,88+,89,902112902112,9119.7643,9288+2,932.51.2532,94+,95,961,97+,98,99,100,101161000+,1022,10311+13+15+17+19+21,10410510651.278.6
2、61.34 10732.50.0550108109110+111112+113,114,115,116+1175+1+3+2+6+4+,118+,1191.375120+121+,122+,123+,124+,125+,12651,127+,128,1291,130,131+,1321335,1341068,135+136+参考答案:1+,=1+0,=1;2,3,=7+9,=164,5+,=1+1,=2;6+,=1+0,=17+,8,=1,9+,=11,=010112+30.2,=11+30.2+2,=150.2+2.8,=153,=1211999+99+9+,=999+99+9+3+,=10
3、001+1001+101+,=11103+3,=111012+,=3+3+2+,=1+1+1+1+1,=5;13+,=1,141,=+1,=+1,=1;152,=2+,=21,=190.4+,=11,=016,=2+3,=517+,=+1,=1;184,=4+,=41,=3;19+,=1+,=120+,211,=1+,=11,=0;22,23+,=1+1,=2;24421,=421,257,=7,=626+,27,28+,=1+,=1;293,=3,=3+,=21,=1;30,=1+1,=2;314,=3,=3,=2,321+3,=1+3+,=51,=433+,=1+,=1;34+,35+,=
4、1+1,=236+,=1+1,=2;37+,38+,39+,=+1,=1;400.58+1.12+,=0.58+1.12+,=1.7+1,=2.7;4111,=11+,=111,=1042,=1,433.5,=3.5,=3.51,=2.544+,=1+,=1,=145+,=11,=0;46+,=2,=1;47+,=1+1,=2486,=6+,=61,=5;49+,=1,50,=1,51+,=1+,=1;52+,=1+1,=2;53+,=11,=054+=1+,=1;558=8,=8,=7;56=0+1,=1;57=0582,=2+ ,=2,59+,60+,=1,61+,621,636,=6+,
5、=61,=5;64+,=11,=0;65,=1,66+,67,=1+1+1+1+1+1,=6,=6,681,=1+,=1+,=+0+0+0+,69+70+=1+,=1;7172+=0+1,=173+3+1,=+3+1,=3+2,=574,75,=1;76,=1+,=1;77,78,=2+,=279+2+3,=+2+3,=1+6,=780+,=1+,=1;81+,=1+1,=282,=1+2,=3;83+,=1,84=2+7+7+2,=10+10,=20;85=1+2+3+4+5+,=1+2+3+4+5+,=15+,=15+1+,=16+,=16;86+,=1,87,=1,=1;88+,=0+1
6、,=1;89,=1+1,=2902112902112,=211+2,=2+21+1,=43,=1;9119.7643,=19.764+3,=19.768,=11.76;9288+2,=8+8+2+,=8+8+2+,=88+2+,=2+1,=3;932.51.2532,=2.51.2548,=2.541.258,=1010,=10094+,=11,=0; 95,=1,961,=1+,=11,=0;97+,=1,98,=1+,=199,=105+4,=109,=99+1,100,=0+,101161000+,=16000+16,=16000+1,=16001;1022,=2+,=21,10311+
7、13+15+17+19+21,=11+13+15+17+19+21+,=11+2162+1+,=96+1,=96+,=9610410510651.278.661.34 10732.50.0550108109104=1+,10510651.278.661.34 =51.278.66+1.34,=51.2710,=41.27;10732.50.0550=32.5,=13;108109110+111112+110+,=10,=1;111,=1,112+,113,114,115,=1;116+=1+=11175+1+3+2+6+4+,=5+2+4+1+6+3+,=12+8+4,=24118+,=11,=01191.375=1.375+=2+31.375=3+1120+=1+,=1+,121+,=1+,=1122+,=1+,=1+,=1,123+,=1+,=1+,=1,124+,=1+,=1+,=1,125+,12651,=5+1,=52,=3;127+,=1+1,=2128,=44+44+44+3+44+1212,=2+,=4;1291,=1,=1,130,=0+,131+,=21,=1;1321335,=5+,=52,=3;1341068,=48,135+=1+,=1;136+=1,=1;
限制150内