77×76分之75
问题描述:
77×76分之75
答
77×76/75
=77x(1-1/76)
=77x1-77x1/76
=77-77/76
=75又75/76
答
5775/76约为75.99
答
77×76分之75
=77x(1-1/76)
=77x1-77x1/76
=77-77/76
=75又75/76