The easiest way I know is to multiply the divisor by different numbers to see how many times it will go into the dividend. multiplying 486 by 2 or three and seeing which one gets closest.
Answer:
1/4*6/2=6/8
3/4
Step-by-step explanation:
About 1.76 percent
I did the math myself
11)
3x = 180
x = 60
12)
6x + 18 = 180
6x = 162
x = 27