hitunglah : (2/3 + 2/3) x 12/13

(2/3+2/3) x 12/13
=4/3 x 12/13
=16/13
=1 3/13
Atau
4/3 x 12/13
=48/39
=1 9/39=1 3/13

Jawaban =

(2/3+2/3)×12/13=
dijawab duluan yg tanda kurung

= 4/6×12/13
=48/78

disederhanakan dibagi 6 hasilnya
= 8/13