如题所述
第1个回答 2022-11-15
44×199
=44×(200-1)
=8800-44
=8700+100-44
=8700+56
=8756
=44×(200-1)
=8800-44
=8700+100-44
=8700+56
=8756
第2个回答 2022-11-15
44*99
=44*(100-1)
=44*100-44
=4400-44
=4356
=44*(100-1)
=44*100-44
=4400-44
=4356
第3个回答 2022-11-15
44*200-44=8756