RACHMA1234
A.2/15-1/2+3/10=4/30-15/30+9/30=-11/30+9/30=-2/30 b.3/7+4/21-13/14=36/84+16/84-78/84=-26/84 c.(soalnya gak usak di tulis)=22/5-4/3+11/4=264/60-80/60+165/60=349/60 d.(soalnya gak usah di tulis)=41/4+5/3+167/8=246/24+40/24+501/24=787/24 e.2,25+25 %+1 1/2=2.25+0,25+1,5=4,00 tadi di sekolahh juga baru ngerjain nie.....katanya sicg bener????
b.3/7+4/21-13/14=36/84+16/84-78/84=-26/84
c.(soalnya gak usak di tulis)=22/5-4/3+11/4=264/60-80/60+165/60=349/60
d.(soalnya gak usah di tulis)=41/4+5/3+167/8=246/24+40/24+501/24=787/24
e.2,25+25 %+1 1/2=2.25+0,25+1,5=4,00
tadi di sekolahh juga baru ngerjain nie.....katanya sicg bener????
=126+40+501/24
= 667/24
=27 19/24