`29 xx 20,22 + 15 xx 20,22 + 20,22 xx 44 + 24 xx 10,11`
`= 20,22 xx (29 + 15 + 44 + 12)`
`= 20,22 xx 100`
`= 2022`
C1 : 29 x 20,22 + 15 x 20,22 + 20,22 x 44 + 24 x 10,11
= 29 x 20,22 + 15 x 20,22 + 20,22 x 44 + 12 x (2 x 10,11)
= 29 x 20,22 + 15 x 20,22 + 20,22 x 44 + 12 x 20,22
= 20,22 x 100
= 2022
C2: 29 x 20,22 + 15 x 20,22 + 20,22 x 44 + 24 x 10,11
= 20,22 x ( 29 + 15 + 44 + 12 )
= 20,22 x 100
= 2022