3/10 + (1/5 + 1/10) = 6/10 = 3/5
3/5 + 1/15 = ___
Yuan finds the sum of 3/10 + (1/5 + 1/10). Then he adds 1/15 to the sum. What is Yuan’s final sum?
A. 3/5
B. 1/5
C. 1/3
D. 2/3
1 answer
A. 3/5
B. 1/5
C. 1/3
D. 2/3
1 answer