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Long Division With 2 Digit DivisorPowerPoint Presentation

Long Division With 2 Digit Divisor

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Long DivisionWith 2 Digit Divisor

- by Monica Yuskaitis

Long Division With 2 Digit Divisor

- Use our family to help you remember the steps in long division.

Dad

Mom

Sister

Brother

Rover

2 Digit Long Division

- Each person represents a step in the long division process.

3. Subtract

1. Divide

Sister

4. Bring down

Dad

Brother

2. Multiply

5. Repeat or

Remainder

Mom

Rover

Step 1 in 2 Digit Long Division

4

1. Divide

- Divide 21 into first number in the dividend.

2 1) 9 4 8

Dad

How many 20’s will go into 90?

- 21 will not go into 9 so
- you look at 94.

- Round off 21 and 94 in
- your head.

- Now divide 20 into 90 &
- put your answer above the 4.

Step 2 in 2 Digit Long Division

4

2. Multiply

- Multiply the divisor times the first number in your quotient.

2 1) 9 4 8

Mom

8

4

21

x4

84

- Write your answer directly under the 94 or the number you just divided into.

Step 3 in 2 Digit Long Division

4

3. Subtract

- Draw a line under the 84.

2 1) 9 4 8

Sister

8

4

- Write a subtraction sign next to the 84.

1

0

- Subtract 84 from 94.

- Write your answer directly below the 84.

Step 4 in 2 Digit Long Division

4

4. Bring down

- Go to the next number in the dividend to the right of the 4.

2 1) 9 4 8

Brother

8

4

1

0

8

- Write an arrow under that
- number.

- Bring the 8 down next to the 10.

Step 5 in 2 Digit Long Division

4

5. Repeat or Remainder

- This is where you decide whether you repeat the 5 steps of division.

2 1) 9 4 8

Rover

8

4

1

0

8

- If your divisor can divide into your new number, 108, or if you have numbers in the dividend that have not been brought down, you repeat the 5 steps of division.

Step 1 in 2 Digit Long Division

4

5

1. Divide

- Divide 21 into your
- new number, 108.

2 1) 9 4 8

Dad

8

4

1

0

8

- Round 21 and 108 off
- in your head.

- Divide 20 into 110

- Place your answer directly
- above the 8 in your quotient.

Step 2 in 2 Digit Long Division

4

5

2. Multiply

- Multiply your divisor, 21, with your new number in the quotient, 5.

2 1) 9 4 8

Mom

8

4

1

0

8

1

5

0

- Place your answer directly under the 108.

Step 3 in 2 Digit Long Division

4

5

3. Subtract

- Draw a line under the bottom number, 105.

2 1) 9 4 8

Sister

8

4

1

0

8

- Draw a subtraction sign.

0

1

5

- Subtract & place answer under the line.

3

Step 4 in 2 Digit Long Division

4

5

4. Bring down

- Since there is nothing to
- bring down, go to step
- five.

2 1) 9 4 8

Brother

8

4

1

0

8

0

1

5

3

Step 5 in 2 Digit Long Division

4

5

R3

5. Repeat or Remainder

- If the 21 will not divide into your new number, 3, & there is nothing to bring down, you are done.

2 1) 9 4 8

Rover

8

4

1

0

8

0

1

5

3

- Write your left over 3 as the
- remainder next to the 5.

Credits

- Written by Monica Yuskaitis
- Illustrations by:
- Corel Gallery by Corel Corp.
- Broderbund Co. Art T/Maker Co.

Copying of this software must be approved by

Monica Yuskaitis, Walter White Elementary, CUSD

This software may only be used in

Ceres Unified School District.

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