Hasil dar soal ini adalah​

Jawab:

1 – 1/3(1 – 1/2(1 – 1/6))

= 1 – 1/3(1 – 1/2( 6/6 – 1/6))

= 1 – 1/3(1 – (1/2 x 5/6))

= 1 – 1/3(1 – 5/12)

= 1 – 1/3(12/12 – 5/12)

= 1 – 1/3(7/12)

= 1 -(1/3 x 7/12)

= 1 – 7/21

= 21/21 – 7/21

= 14/21

= 2/3