题目内容
19.38×39+193.8×1.7+1.938×440=______.
19.38×39+193.8×1.7+1.938×440,
=19.38×39+19.38×17+19.38×44,
=19.38×(39+17+44),
=19.38×100,
=1938.
故答案为:1938.
=19.38×39+19.38×17+19.38×44,
=19.38×(39+17+44),
=19.38×100,
=1938.
故答案为:1938.
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