Answer:
A. 3/4 or .75
B. 5/6 or .83333
C. 11/12 or .91667
D. 1/20 or .05
Step-by-step explanation:
A. 1/2 + 1/4 = 3/4 or .75
B. 1/2 + 1/3 = 5/6 or .83333
a. 1/4 + 2/3 = 11/12 or .91667
b. 1/4 - 1/6 = 1/20 or .05
