Word: 等于 These are the Chinese grammar articles about 等于, whether they focus on it or mention it. Example sentences using 等于 3 sentences, showing page 1 of 1. 一加二等于三。 Yì jiā èr děngyú sān. One plus two equals three. 三加三等于六。 Sān jiā sān děngyú liù. If you add 3 to 3, you get 6. 五乘二等于十。 Wǔ chéng èr děngyú shí. Five times two equals ten.