Page 72 - aljaber

@ @UY@ @†a‡Èÿa@ @

19 19 :( ) ( )

.9 .9 1

1 99 . 9 1919

. 9 9999 99

9 + 9 = 18 1919 + 9999

.8

. 2112 2002 :( ) ( )
)
. 2×1×1×2 = 4 )

:( ) ( )

. 7 ×2 = 14

.

.19 − 14 = 5

.T +T = 14 = FO 7 T :( ) (

R .F = 1 O=4

W .R = 8 .O +O = 4 + 4 = 8

.(W 5 )5

W =2 .W = 3 W = 2 41

.W = 3 . U =4

25 20 15 :( ) (

LCM(15,20,25) = 300