29.5714
An estimate of 207 divided by '7' is '30' . Because 207 is only three places away from 210.
So 210 divided by '7' = 30
The estimate is 20 a overestimate.
29.5714
207
47.4286
69
207 divided by 2 is 103.5
103.5
207
1.7826
You do not need to estimate it - you can calculate its exact value! 6/7 divided by 2 = 3/7
42.1 divided by 5.97 is about 42 divided by 6, so the answer is around 7.
207
18.8182