Question

某修路队第一天修路六分之五千米,第二天修路比第一天的五分之四还多八分之一千米,共修路多少千米?

Answer 1

5/6+[(5/6)×(4/5)+1/8]

=5/6+[2/3+1/8]

=5/6+(16/24+3/24)

=5/6+19/24

=20/24+19/24

=39/24

=13/8

=1又8分之5（千米）