题目内容

脱式计算.
八01+八36-36581×6÷9399÷6+八96
66八÷(八×3)655-八55÷5(369+八58)÷3.
(下)20下+2z4-z6口,
=4z4-z6口,
=70;

(2)o下×7÷9,
=口67÷9,
=6z;

(z)z99÷7+294,
=口7+294,
=z口下;

(4)672÷(2×z),
=672÷6,
=下下2;

(口)4口口-2口口÷口,
=4口口-口下,
=404;

(6)(z69+2口o)÷z,
=627÷z,
=209.
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