(69分之2+71分之2)*23+71分之25等于多少
问题描述:
(69分之2+71分之2)*23+71分之25等于多少
答
(2/69+2/71)*23+25/71
=(280/4899)*23+25/71
=280/213+25/71
=5/3
=1.666667
答
(2/69+2/71)*23+25/71
=6+46/71+25/71
=6+71/71
=7
答
(2/69+2/71)*23+25/71
=(0.028985507+0.028169014)*23+25/71
=0.057154521*23+25/71.
=1.66666无限循环