938.638+36.38+938 2 ngũ 3 – 32 : 21

2 bình luận về “938.638+36.38+938 2 ngũ 3 – 32 : 21”

1. Giải đáp:

    938.638+36.38+938

   =2.469.638+36.38+2.469

   =(2.469.638+2.469)+36.38

   =2.469.(638+1)+19.2.36

   =2.(469.639+19.36)

   =2.(299691+684)

   =2.300375

   =600750

   _______________

   2^{3}-32:21

   =8-\frac{32}{21}

   =\frac{168}{21}-\frac{32}{21}

   =\frac{136}{21}

   #DYNA

    

   Trả lời
2. 938.638+36.38+938

   =598444+36×38+938

   =598444+1368+938

   =600750

   $\\$

   2^3-32:21

   =8-32:31

   =8-32/21

   =136/21

   Trả lời