c) 2/7 + 2/7 = 4/7
d) 4/9 + 1/3 = 7/9
e) 1/6 + 1/6 + 1/6 = 1/2
2. Pengurangan Pecahan
a) 1 - 1/2 = 1/2
b) 3/4 - 1/4 = 1/2
c) 5/6 - 1/3 = 1/6
d) 7/8 - 2/8 = 5/8
e) 1 - 1/4 - 1/4 = 1/2***
c) 2/7 + 2/7 = 4/7
d) 4/9 + 1/3 = 7/9
e) 1/6 + 1/6 + 1/6 = 1/2
2. Pengurangan Pecahan
a) 1 - 1/2 = 1/2
b) 3/4 - 1/4 = 1/2
c) 5/6 - 1/3 = 1/6
d) 7/8 - 2/8 = 5/8
e) 1 - 1/4 - 1/4 = 1/2***
Editor: Dian Apriwanti