1 5 th Grade Multiply 3 or more digits by 2 Multiplication

1

5th Grade

Multiply 3 or more digits by 2Multiplication

2

MultiplyMultiply2 digits by2 digits by 2 Digits2 Digits

3

Multiplying 2 digits by 2 digitsMultiplying 2 digits by 2 digits

8 42 6x

4

Step 1- Multiply by ones. Regroup tens if necessary.

Answer 24.Regroup

tens.

2

4


8 42 6x

45 0

Step 2- Multiply by ones times tens.

Answer 48.Add the 2extra tens.

Write downyour answer.

2

Copyright © 2013 by Monica Yuskaitis5


8 42 6x

45 0

Step 3 - Multiply by tens times ones.

Answer 8.This 8 goesbelow the 0because 2 isin the ten’s

place.

2

8

Sometimesit’s helpfulto put an

x under theone’s place

So you won’twrite a digit

there. x



8 42 6x

45 0

Step 4 - Multiply by tens times tens. Answer 16.

Don’t add in2, that was

from before.This 16 goesbelow the 5because 2 &8 are in theten’s place.

2

8 x1 6

Make sureyour digitsare lined upcarefully.



8 42 6x

45 0

Step 5 – Add your answers together.

Add likeyou

normallyDo.

2

8 x1 6

Don’t forgetto regroup

when addingif you need

to.

481

1

2+



8 42 6x

45 0

Step 6 – Add your comma.

2

8 x1 6481

1

2+

,


Solve this problemSolve this problem

8 44 3x

22 5

1



8 44 3x

22 5 x63 3+2163,

1

1



6 25 6x

23 7

1



6 25 6x

23 7 x03 1+2743,

1



9 74 3x

12 9

2



9 74 3x

12 9 x83 8+2714,

2

11

15




6 8 75 4x

8

2



6 8 75 4x

8

2

4

3



6 8 75 4x

8

2

4

3

2 7



6 8 75 4x

8

2

4

3

2 75 x

3



6 8 75 4x

8

2

4

3

2 75 x

3

3

4



6 8 75 4x

8

2

4

3

2 75 x

3

3

4

3 4+89073 ,

1



7 8 66 3x

8

1



7 8 66 3x

8

1

5

2



7 8 66 3x

8

1

5

2

2 3



7 8 66 3x

8

1

5

2

2 36 x

3



7 8 66 3x

8

1

5

2

2 36 x

3

1

5



7 8 66 3x

8

1

5

2

2 36 x

3

1

5

4 7+81

1

594 ,



6 3 44 2x

8



6 3 44 2x

86



6 3 44 2x

861 2



6 3 44 2x

861 2 6 x

1



6 3 44 2x

8

1

61 2 6 x3

1



6 3 44 2x

861 2 6 x32 5+

82

1

662 ,

11

34




2 1 1 2 3 3x

63 3 6 x33+

69696 ,

6 6



1 0 2 1 2 1x

12 0 2 x40+

14412 ,

1 2



3 6 4 3 5 1x

34 6 5 x12+

39758 ,

12

1

3

3 81


ProblemProblemSolvingSolving

The sixth grade students had to earn The sixth grade students had to earn $175 each to attend Outdoor Education $175 each to attend Outdoor Education Camp. If 32 students were going, how Camp. If 32 students were going, how

much money would that be? much money would that be?



$1 7 53 2x

0

1



1 7 53 2x

0

1

5

1$



1 7 53 2x

0

1

5

1

3

$



1 7 53 2x

0

1

5

1

35 x

1

$



1 7 53 2x

0

1

5

1

35 x

1

2

2

$



1 7 53 2x

0

1

5

1

35 x

1

2

2

5+00

1

65,$

$

Documents

1 5 th Grade Multiply 3 or more digits by 2 Multiplication