vi ca hai ko co uoc chung vi thê UCLN la1
vi ca hai ko co uoc chung vi thê UCLN la1
a | b | ƯCLN(a,b) | ƯC(a,b) |
18 | 30 | ||
30 | 29 | ||
29 | 57 | ||
80 | 126 |
43*17+29*57+13*43+57
Tìm x
a) 2 9 − 7 8 . x = 1 3
b) 4 5 + 5 7 : x = 1 6
48+<29-48>-<32-57>
Tìm x, biết:
a ) 4 7 . x + 2 3 = − 1 5 b ) 2 9 − 7 8 . x = 1 c ) 4 5 + 7 6 : x = 1 6 d ) 5 7 : x − 1 = 2 3
-(-23)+(-36)+|-57|-(-29)-35
Tìm x, biết:
a ) 4 7 . x + 2 3 = − 1 5 b ) 2 9 − 7 8 . x = 1 ; c ) 4 5 + 7 6 : x = 1 6 d ) 5 7 : x − 1 = 2 3
GIÚP TỚ VỚI !!!
( 4/5/57 - 3/4/51 + 8/13/29 ) - ( 3/5/57 - 6/16/29)
6/7 + 5/8 : 5 - 3/16 . ( -2 )²
1/13/15 . 0, 75 - ( 104/195 + 25% ) . 24/47 - 3/12/13 : 3
a. ( 19 5/8 : 7/12 - 13 1/4 : 7/12) . 4/5
b.( - 2/5 + 3/7) - (4/9 + 12/20 - 13/35) + 7/35
c. ( 4 5/57 - 3/ 4/51 + 8 13/29) - ( 3 5/57 - 6 16/29)