Toán 1999nhân (2000+1) – 1 1998+1999nhaan2000 Giúp mik với ạ 07/07/2021 By Audrey 1999nhân (2000+1) – 1 1998+1999nhaan2000 Giúp mik với ạ
1999 x (2000 +1) – 1 1998 + 1999 x 2000 = 1999 x 2001 – 1 = 1998 + 3 998 000 = 3 999 999 – 1 = 3 999 998 = 3 999 998 Hok tốt ! # Moon Trả lời
`a ) 1999 × ( 2000 + 1 ) – 1` `= 1999 × 2001 – 1` `= 3999999 – 1` `= 3999998` `b ) 1998 + 1999 × 2000` `= 1998 + 3998000` `= 3999998` `#dtkc` Trả lời
1999 x (2000 +1) – 1 1998 + 1999 x 2000
= 1999 x 2001 – 1 = 1998 + 3 998 000
= 3 999 999 – 1 = 3 999 998
= 3 999 998
Hok tốt !
# Moon
`a ) 1999 × ( 2000 + 1 ) – 1`
`= 1999 × 2001 – 1`
`= 3999999 – 1`
`= 3999998`
`b ) 1998 + 1999 × 2000`
`= 1998 + 3998000`
`= 3999998`
`#dtkc`