题目内容
根据35×100=3500,你能计算出35×102,35×99的积吗?
35×102
=35×______+35×______
=______
35×99
=35×______-35×______
=______.
35×102
=35×______+35×______
=______
35×99
=35×______-35×______
=______.
35×102,
=35×100+35×2,
=3500+70,
=3570;
35×99,
=35×100-35×1,
=3500-35,
=3465;
故答案为:100,2,3570,100,1,3465.
=35×100+35×2,
=3500+70,
=3570;
35×99,
=35×100-35×1,
=3500-35,
=3465;
故答案为:100,2,3570,100,1,3465.
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