128*24-24*27简便运算
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![128*24-24*27简便运算](/uploads/image/z/249051-3-1.jpg?t=128%2A24-24%2A27%E7%AE%80%E4%BE%BF%E8%BF%90%E7%AE%97)
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128*24-24*27简便运算
128*24-24*27简便运算
128*24-24*27简便运算
128*24-24*27
=(128-27)*24
=101*24
=2424
128*24-24*27
=(127+1)*24-24*27
=(127-27)*24+24
=2400+24
=2424