459乘以802加197乘以459加459简便运算运算怎么算?
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![459乘以802加197乘以459加459简便运算运算怎么算?](/uploads/image/z/14887114-34-4.jpg?t=459%E4%B9%98%E4%BB%A5802%E5%8A%A0197%E4%B9%98%E4%BB%A5459%E5%8A%A0459%E7%AE%80%E4%BE%BF%E8%BF%90%E7%AE%97%E8%BF%90%E7%AE%97%E6%80%8E%E4%B9%88%E7%AE%97%3F)
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459乘以802加197乘以459加459简便运算运算怎么算?
459乘以802加197乘以459加459简便运算运算怎么算?
459乘以802加197乘以459加459简便运算运算怎么算?
原式=459×802+459×197+459×1=459×(802+197+1)=459×1000=459000
459*802+459*197+459=459*(802+197+1)=459*1000=459000
459乘以802加197乘以459加459简便运算运算怎么算?
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