The correct option is C 18 − 6 − 6 − 6
Division is known as repetitive subtraction.
Let’s look at the table below, where 6 is repeatedly subtracted from 18.
1.18−6=122.12−6=63.6−6=0
6 is subtracted three times from 18 to get 0.
Therefore,
18 divided by 6 = 18 − 6 − 6 − 6