文档介绍：+= ×2=
-=
×=
6×=
-=
×= ×100= ×=
÷= ÷7= ÷100=
÷= ×8= ÷=
÷2= ÷28= ÷=
÷= ÷= ÷24=
×=
+= -=
÷4= ÷13= ÷5=
÷41= 10÷20= 24÷15=
×10= ×6= ×=
×100= ×= ×=
÷= ÷9= ÷=
÷2= ×5=
×=
×=
×=
0×=
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÷4=
×=
5÷=
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÷=
-=
+=
1÷=
×=
×=
×=
×=
×=
-=
10--=
×12=
14×=
+=
×=
×=
×15=
×=
÷=
×=
×16×8=
÷=
(+)×4=
-=
×=
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15÷=
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8×-=
÷=
÷=
×4÷=
(+)×24=
+=
=
()×30=
×25=
×6=
×25+12×=
×32×=
5-=
45×101=
×6=
270÷18=
-+=
×÷×=
+=
7÷=
÷=
+=
(+)×12=
××8=
10-=
++=
-=
-+=
×=
÷26=
×11-=
×=
×=
0×=
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+=
-+=
×=
×=
0×=
÷=
÷4=
×=
5÷=
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×2=
×13=
×=
÷3=
36×=
÷= 5÷6=
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×18=
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26×=
×2=
×=
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24÷=
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+=
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÷8=
+=
×15=
+=
×=
14×=
1÷=
÷4=
3-=
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×27=
×3=
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×8=
+3=
6÷=
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26×=
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125×8=
6×=
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100÷=
88÷=
+=
4×=
12÷=
25×4=
10÷=
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×=
×60=
×=
12÷=
×8=
×1