2.22×9.9+6.66×6.7,简便运算?
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具体解题思路如下:
2.22×9.9+6.66×6.7
=2.22×3×3.3+6.66×6.7
=6.66×3.3+6.66×6.7
=6.66×(3.3+6.7)
=6.66×10
=66.6
以上就是全部过程,望采纳!
2.22×9.9+6.66×6.7
=2.22×3×3.3+6.66×6.7
=6.66×3.3+6.66×6.7
=6.66×(3.3+6.7)
=6.66×10
=66.6
以上就是全部过程,望采纳!
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解,原式=2.22x(3x3.3)+6.66x6.7 =2.22x3x3.3+6.66x6.7 =6.66x(3.3+6.7) =6.66x10 =66.6
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2.22x9.9+6.66x6.7
=6.66x3.3+6.66x6.7
=6.66x(3.3+6.7)
=6.66x10
=66.6
=6.66x3.3+6.66x6.7
=6.66x(3.3+6.7)
=6.66x10
=66.6
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这道题的简便计算具体过程如下:
2.22x9.9+6.66x6.7
=6.66x3.3+6.66x6.7
=6.66x(3.3+6.7)
=6.66x10
=66.6
2.22x9.9+6.66x6.7
=6.66x3.3+6.66x6.7
=6.66x(3.3+6.7)
=6.66x10
=66.6
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解,原式=2.22x(3.3x3)+6.66x6.7
=2.22x3x3.3+6.66x6.7
=6.66x(3.3+6.7)
=6.66x10
=66.6
=2.22x3x3.3+6.66x6.7
=6.66x(3.3+6.7)
=6.66x10
=66.6
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