+
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﹣
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+ =
﹣
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．相关试题
31×69= 4148÷32= 0.102×99= 5492÷19= 88.4+11.8=
25π= 4.9×8.1= 2.18+6.89= 143÷672= 103×59=
0.018×250=
直接写得数．
42×50= 0.6﹣0.47=25×8=
（59+21）×（72÷6）= 1﹣0.06= 0.8+4.7=
0.75×100= 5.6÷100×10=
1125﹣997= 998+1246+9989=（8700+870+87）÷87= 125×8.8=
1.3+4.25+3.7+3.75= 17.15﹣（3.5﹣2.85）= 3.4×99+3.4= 4.8×1.01=
0.4×（2.5÷73）=（1.6+1.6+1.6+1.6）×25=（
+
﹣
）÷
=
=
12.3﹣2.45﹣5.7﹣4.55=
÷2
+
×
= 0.125×0.25×64= 64.2×87+0.642×1300=
78×36+7.8×741﹣7
=
×17+
×8=
×
+0.125×+0.5= 2.42÷
+4.58×
﹣4÷3=
25÷100
= 4.25﹣3
﹣（2
﹣1）= 3.8÷3.9+3.9÷0.1+0.1÷3.9= 12.1﹣（
+
）×105=
+
）=
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