Question

九分之四加九分之四乘三分之一？简便计算

Answer 1

九毕猛分之四加九分之四乘三分之一
=4/毁颂9×(1+1/3)
=4/纤数郑9×4/3
=16/27

Answer 2

4/9+4/9×1/3
=4/9×（1+1/并陆3）拿腊
=4/绝敏顷9×4/3
=16/27