Answer:
29
Step-by-step explanation:
Use long subtraction
227
-198
Carry over to the ones and tens columns( only top carries over)
6 or -2
|3t - 6| = 12
3t - 6 = 12
3t = 18
t = 6
3t - 6 = -12
3t = -6
t = -2
60%
24/40=0.6
0.6=60%