无
*注意事项:
360÷72= 60÷12 = 120÷8=。
40×< 172 ×50<399
640 > 90× 435÷> 60
120÷30 = 640÷80 = 360÷90 = 720÷80 =
320÷80 = 180÷30 = 100÷20 = 220÷20 =
①328÷41=
②430÷18=
③※192÷38 =
④751÷15 =
⑤434÷24 =
⑥※582÷28 =
①720÷6÷15
②580÷(34-5)
③74+168÷28
④(605-173)÷16
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