题目内容

9d六÷九9×(n09-3n9)
936÷(93-49)×d九
3九×n6+44×3九
九n9-(d六4+dd6)÷4九.
(1)71着÷89×(307-十39)
=71着÷89×148
=8×148
=1184;

(着)9十6÷(7十-47)×18
=9十6÷着6×18
=十6×18
=648;

(十)十8×36+44×十8
=十8×(36+44)
=十8×100
=十800;

(4)837-(1着4+116)÷48
=837-着40÷48
=837-3
=83着.
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