第1个回答 2019-03-21
33x77+66x11
=33x77+33x2x11
=33x(77+22)=33x99
=33x(100-1)=33x100-33
=3300-33=3267
第2个回答 2019-03-21
33乘77加66乘11
=33×77+33×22
=33×(77+22)
=33×(100-1)
=3267.
第3个回答 2019-03-21
=33×77+33×22
=33×(77+22)
=33×(100-1
)
=3300-33
=3267
第4个回答 2019-03-21
33*77+66*11
=33*77+33*2*11
=33*(77+22)
=33*99
=33*100-33
=3300-33
=3267本回答被提问者采纳