脱式计算28×6÷3636÷(2×3)(703-248)÷5287÷(3+4)
(1)28×6÷3
=168÷3
=56;
(2)636÷(2×3)
=636÷6
=106;
(3)(703-248)÷5
=455÷5
=91;
(4)287÷(3+4)
=287÷7
=41.
=168÷3
=56;
(2)636÷(2×3)
=636÷6
=106;
(3)(703-248)÷5
=455÷5
=91;
(4)287÷(3+4)
=287÷7
=41.
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