如题所述
第1个回答 2021-03-24
102×98+102×2
=102×(98+2)
=102×100
=10200
=102×(98+2)
=102×100
=10200
第2个回答 2021-03-24
102*98+102*2=102*(98+2)=102*100=10200
答,和为10200
答,和为10200
第3个回答 2021-03-24
102x98+102x2
=102x2x49+102x2
=204x49+204
=204x(49+1)
=204x50
=10200
=102x2x49+102x2
=204x49+204
=204x(49+1)
=204x50
=10200
第4个回答 2021-03-24
102×98+102×2
=102×(98+2)
=102×100
=10200
=102×(98+2)
=102×100
=10200
第5个回答 2021-03-24
102*98+102*2
=102*(98+2)
=102*100
=10200
=102*(98+2)
=102*100
=10200