题目内容
3816-9720÷81×16.
分析:此题应先算9720÷81×16,在计算时,应进行简算,写成9720÷9÷9×16,算出结果后再用3816相减.
解答:解:3816-9720÷81×16
=3816-9720÷9÷9×16,
=3816-120×16,
=3816-1920,
=1896.
=3816-9720÷9÷9×16,
=3816-120×16,
=3816-1920,
=1896.
点评:解答此题考查学生运算顺序,以及简算的能力.
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