如题所述
99x22+33x34
=(33x3x22+33x34)
=33x66+33x34
=33x(66+34)
=33x100
=3300
希望能帮到你!
=(33x3x22+33x34)
=33x66+33x34
=33x(66+34)
=33x100
=3300
希望能帮到你!
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第1个回答 2022-03-22
99x22+33x34=(33x3x22+33x34)=33x66+33x34=33x(66+34)=33x100=3300希望能帮到你!
第2个回答 2021-03-24
首先99=33x3
99x22=33x3x22=33x66
99x22+33x22=33x66+33x34=33x100
99x22=33x3x22=33x66
99x22+33x22=33x66+33x34=33x100
第3个回答 2021-03-24
99×22+33×34
=33×3×22+33×34
=33×(66+34)
=33×100
=3300
=33×3×22+33×34
=33×(66+34)
=33×100
=3300