Answer:
[tex]51\frac{5}{12}[/tex]
Step-by-step explanation:
Add all the whole numbers first.
12 + 23 + 15 = 50
Now, add the fractions.
Convert all the fractions to decimals by dividing them as you read them..
1/2 = 0.5
2/3 = 0.6666666
1/4 = 0.25
Add the deciamls up.
0.5 + 0.6666666 + 0.25 = 1.4166666666
Now, turn that decimal to a mixed number.
[tex]1\frac{5}{12}[/tex]
Add the 50 to get [tex]51\frac{5}{12}[/tex]
