Answer:
4
Step-by-step explanation:
one fourth of 16 is 4
because 4 x 4 equals 16
so 2/4 of 16 would be 8
and 3/4 of 16 would be 12
Combined time: 55.316 seconds
The difference in times: 0.856 seconds
Tips:
It is addition and subtraction. A basic calculator should help with any other questions such as this one!
so what are the equations you're having trouble with?