The answer is: 0.5 times
How many times can 10 go into 20
20
10 times
2 times
10 times.
How many times does 5 go into 20 ?
10
10 times with a remainder of 9 or 10.45 times
The idea is to divide 20 / 2.
2 can go into 20 ten times because 20 divided by 2 equals 10.
20 times with remainder 1.
10 times with 20 remaining 230 - 20 = 210 = 21 x 10