Question

If a rancher sold 1/3 of his cattle and then sold another 1/4 of the original amount, what part of his cattle was sold?

Answer 1

total cattle sold = 1/4 + 1/3 = 7/12
let the total no of cattles be x
so no of cattles left.= x- 7/12
= 12x-7 / 12

Answer 2

Harriet had a 2 1/4-foot length of board. She will use 1 2/3 feet for a project today. How many feet of board will remain? (Hint: you can use 9/4 and 5/3 if you wish.

Answer 3

total length used=9/4+5/3=47/12
total length be x
so remaning part is
x- 47/12
= 12x-47 / 12

Answer 4

do you understand or not..??