如题所述
第1个回答 2012-04-24
102×75
=(100+2)×75
=100×75+2×75
=7500+150
=7650
祝你开心本回答被提问者采纳
=(100+2)×75
=100×75+2×75
=7500+150
=7650
祝你开心本回答被提问者采纳
第2个回答 2012-04-24
102×75
=(100+2)×75
=7500+150
=7650
=(100+2)×75
=7500+150
=7650
第3个回答 2012-04-24
102×75
=100X75+2X75
=7500+150
=7650
=100X75+2X75
=7500+150
=7650
第4个回答 2012-04-24
102×75
=(100+2)×75
=100×75+2×75
=7500+150
=7650
=(100+2)×75
=100×75+2×75
=7500+150
=7650