Please ka no 13 untuk senin , thankful

23,5-2¾-5½=16,25
D.16,25

daging mula23,5kg
dibeli 2 org sebanyak: 11/4+11/2= 11/4+22/4
:=33/4
sisa daging= 47//2-33/4
=94/4-33/4
=61/4 =15 1/4
=15,25