0.25脳6.2 1/4 3.7梅4

(-0.25)\u8133(-1/6)\u8133(-4)

\u4e58\u6cd5\u4ea4\u6362\u5f8b\u4e0e\u7ed3\u5408\u5f8b\uff1a
(-0.25)\u00d7(-1/6)\u00d7(-4)
=-0.25\u00d74\u00d71/6
=-1/6\u3002

0.25*4+6*((2/3)-(1/4)-(5/6))+6/((1/3)+(1/2))
=1\uff0b6\u00d7\uff088\uff0f12\uff0d3\uff0f12\uff0d10\uff0f12\ufe5a\uff0b6\uff0f\ufe592\uff0f6\uff0b3\uff0f6\ufe5a
=1\uff0b6\u00d7\ufe59\uff0d5\uff0f12\ufe5a\uff0b6\uff0f\ufe595\uff0f6\ufe5a
=1\uff0d2.5\uff0b7.2
=5.7

0.25x6.2+0.1x1/4+3.7÷4
=1/4x6.2+0.1x1/4+3.7x1/4
=1/4x（6.2+0.1+3.7）
=1/4x10
=10/4
=2.5
谢谢，请采纳

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