Samuel had 2 strings.
The first string was
3
5
m long.
The second string was
1
4
m shorter than the first string.
(a) What was the length of the second string?
(b) What was the total length of both strings?
(a) The length of the second string was 3m - 1m = 2m.
(b) The total length of both strings was 3m + 2m = 5m.