jawab yg benar ok.. yg jawab benar, pintar

1) = 2/3 x 6 - 1/4 : 0,5
= 2/3 x 6
= 4 - 1/4 ×100÷5
= 4 - 25/5
= 4/1 - 25/5
= 20/5 - 25/5
= 5/5 ÷ 5
= 1