Question

The sum of three numbers is 216.85. If two numbers are 56.5 and 78.816, find the third number.

Answer 1

Answer:

81.534

Step-by-step explanation:

x+56.5+78.816=216.85

x+135.316=216.85

x=81.534

Answer 2

Answer:

81.534

Step-by-step explanation

add 56.5 and 78.816= 135.316

then subtract 216.85 from 135.316 and you will get answer as 81.534