33×102+99×66用奥数怎么算?
发布网友
发布时间:2024-10-03 05:06
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热心网友
时间:2024-10-03 05:16
33×102+99×66
=33×102+33×(3×66)
=33×102+33×198
=33×(102+198)
=33×300
=9900
热心网友
时间:2024-10-03 05:22
简便计算如下;
33*102+99*66
=33*102+33*3*66
=33*102+33*192
=33*(102+192)
=33*300
=9900