for this question, I am going to use the example 249÷20.
Find 249 ÷ 20.
Estimate: 240 ÷ 20 = 12
Divide the tens.
1
____
20)249 Divide: 24 ÷ 20 = 1
- 20 Multiply: 1 x 20 = 20
4 Subtract: 24 - 20 = 4
Compare: 4 < 20
Bring down the ones. Divide the ones.
12 R9
_____
20)249
- 20V
49 Divide: 49 ÷ 20 = 2
- 40 Multiply: 2 x 20 = 40
9 Subtract: 49 - 40 = 9
Compare: 9 < 20
The answer is reasonable since it is close to the estimate, 12.
Check.
20 Divisor
x 12 x Quotient
_____
40
+ 200
_____
240
+ 9 + Remainder
_____
249 = Dividend