直接写得数。+|8n/f.S1s)R+x
50-5÷5=8A6^;u*W.X;T-k+@(l:r.Y*I1n 34÷17×1=4`)S-T5w5R8Q9p+p.n+|8n/f.S1s)R+x
15-3-7=:D0Y.R:J7t3X8e-U)I:} 40×6×3=1s([+E)w8e,G5c)m5h:p*C/w/_+|8n/f.S1s)R+x
4×9×20=+k4z7W+`*Z5V5p9k:U,`,H,i 31÷1÷31=(k.T'Q(i.f2V)C+|8n/f.S1s)R+x
810÷90÷2=1Y+h0\*}1v3z49÷7×2=-p(o1x9|+|8n/f.S1s)R+x
63×1+63×0=7M+V*_2Z/O;? 60÷2-3×10=7o9y0Y6W8l9b:Y8i'O5d5d+|8n/f.S1s)R+x