Sera shared part of her land among her four

children. Their shares were 0.29, 0.26, 0.21 and 0.14
of the land. If the part that was shared was 36
hectares, how many hectares of the land remained?

1 answer

add them
0.90
.9 x = 36
x = 36 / .9 = 40 total
.1 of total = 4 remaining