Tolong ya di jawab pake cara..

4+2=6 (3+1=4 5+3=8) jadi no 1 jwbnnya 6_4
8
no 2 5-1=4 (4-4=0 6-8=-2 jwbnynya 4_0
-2

=23/5+7/3=26/15+12/15=38/15