Question

Jeffrey left 4/7of his estate to his wife and 1/4 of the remaining to his granddaughter. The part of his estate that is not accounted for, given as a fraction, is

Answer 1

he leaves 4/7 to his wife 3/7 remains

he leaves 1/4 of the rest to his granddaughter = 3/7*1/4=3/28

The part of his estate that is not counted, given as a fraction, is 1-(4/7+3/28)=

1-(16+3)/28 =

(28-19)/28=9 /28