78.2023+250.22.8-23.78 sosssssssssssssssssssssssssssssssssssssssssssss

2 bình luận về “78.2023+250.22.8-23.78 sosssssssssssssssssssssssssssssssssssssssssssss”

1. 78 . 2023 + 250 . 22 . 8 – 23 . 78

   = 78 . ( 2023 – 23 ) + 2000 . 22

   = 78 . 2000 + 2000 . 22

   = 2000 . ( 78 + 22 )

   = 2000 . 100

   = 200000

   Trả lời
2. 78.2023+250.22.8-23.78

   =(78.2023-23.78)+250.22.8

   =78.(2023-23)+250.22.8

   =78.2000+250.22.8

   =78.2000+(250.8).22

   =78.2000+2000.22

   =2000(78+22)

   =2000.100

   =200000

   Trả lời