递等式计算,能简算要简算
132 +321 -2121 2447+17+545 1-1 +344
0.8-7112+1219832645+(87+45) 1115 -(1412 -15) 2325+13
26
+0.08 4-(57+1
4)
35+1
4+0.8 343
5-(1.056+4
) 1.21+357
12+1.79+212
78-(0.34-1
8
) 3-(241
5-15)
1-437+7 45+147+545 1
2+6.72+0.38 43-0.5+445 21335-26+5 115 +2715+
151-1112-112 2-( 229 + 3) 1-1 -11-124-8161332+4-10
1-112-5 15
3+3-2 12+15+13 12+113-4 115+2+45 97+16+56+57 131315-(15-25)45+(38-14) 518-3+512 51112-(12-2)1115+1041017+15+17
7-557-7
1317-(517+110)15135+(6-18) 35-(215+13) 5116-3-4 37+3114-14 712+(712+45) 4115+15+110
6.8+516+3.2+6
60.62-(9.2+12.62)7718-(10-8)79+(34+12) 110+328-5
3-
14-13-3
4
7.8×1.17-7.8×0.17
10-
75
12-12 58+45-38+15
0.25+113415+4+15
71915+21+221 78+14-16 7
12 -12÷18
1.2-1
4
-0.75
93×0.7+9.3×3
3.2+0.36+4.8+1.64 1.29+3.7+2.71+6.3 0.398+0.36+3.64 4.02+5.4+0.98 0.456+6.22+3.78 6.9+4.8+3.1
73.8-1.64-13.8-5.36 7.14-0.53-2.47 5.17-1.8-3.2 35.6-1.8-15.6-7.2 66.66-8.66-1.34 36.8-3.9-6.1 7.85+2.34-0.85+4.66 13.35-4.68+2.65
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