6-5 Multiplying Decimals

1. 6-5 Multiplying Decimals
Math Notes
Number Sense 2.1

2. Find 2.3 x 1.5
1.5
2.3
x

3. Find 2.3 x 1.5
1.5
2.3
x
STEP ZERO:
Use guidelines
to keep work
neat.

4. Find 2.3 x 1.5
1.5
2.3
x
STEP ZERO:
Use guidelines
to keep work
neat.

5. Find 2.3 x 1.5
1.5
2.3
x
STEP ONE:
Multiply by
the ones. Regroup
if necessary.
STEP ZERO:
Use guidelines
to keep work
neat.

6. Find 2.3 x 1.5
1.5
2.3
x
STEP ONE:
Multiply by
the ones. Regroup
if necessary.
STEP ZERO:
Use guidelines
to keep work
neat.

7. Find 2.3 x 1.5
1.5
2.3
x
5
STEP ONE:
Multiply by
the ones. Regroup
if necessary.
1
STEP ZERO:
Use guidelines
to keep work
neat.

8. Find 2.3 x 1.5
1.5
2.3
x
5
STEP ONE:
Multiply by
the ones. Regroup
if necessary.
1
STEP ZERO:
Use guidelines
to keep work
neat.

9. Find 2.3 x 1.5
1.5
2.3
x
5
STEP ONE:
Multiply by
the ones. Regroup
if necessary.
1
1
STEP ZERO:
Use guidelines
to keep work
neat.

10. Find 2.3 x 1.5
1.5
2.3
x
5
STEP ONE:
Multiply by
the ones. Regroup
if necessary.
1
1
STEP ZERO:
Use guidelines
to keep work
neat.
1

11. Find 2.3 x 1.5
1.5
2.3
x
5
STEP ONE:
Multiply by
the ones. Regroup
if necessary.
1
1
STEP ZERO:
Use guidelines
to keep work
neat.
STEP TWO:
Place a zero in the
ones place.
(PLACEHOLDER)
Scratch out
previous work.1

12. Find 2.3 x 1.5
1.5
2.3
x
5
STEP ONE:
Multiply by
the ones. Regroup
if necessary.
1
STEP ZERO:
Use guidelines
to keep work
neat.
STEP TWO:
Place a zero in the
ones place.
(PLACEHOLDER)
Scratch out
previous work.
0
1

13. Find 2.3 x 1.5
1.5
2.3
x
5
STEP ONE:
Multiply by
the ones. Regroup
if necessary.
1
STEP ZERO:
Use guidelines
to keep work
neat.
STEP TWO:
Place a zero in the
ones place.
(PLACEHOLDER)
Scratch out
previous work.
0
STEP THREE:
Multiply by the
tens. Regroup
if necessary.1

14. Find 2.3 x 1.5
1.5
2.3
x
5
STEP ONE:
Multiply by
the ones. Regroup
if necessary.
1
STEP ZERO:
Use guidelines
to keep work
neat.
STEP TWO:
Place a zero in the
ones place.
(PLACEHOLDER)
Scratch out
previous work.
0
STEP THREE:
Multiply by the
tens. Regroup
if necessary. 1

15. Find 2.3 x 1.5
1.5
2.3
x
5
STEP ONE:
Multiply by
the ones. Regroup
if necessary.
1
STEP ZERO:
Use guidelines
to keep work
neat.
STEP TWO:
Place a zero in the
ones place.
(PLACEHOLDER)
Scratch out
previous work.
0
STEP THREE:
Multiply by the
tens. Regroup
if necessary.
3
1

16. Find 2.3 x 1.5
1.5
2.3
x
5
STEP ONE:
Multiply by
the ones. Regroup
if necessary.
1
STEP ZERO:
Use guidelines
to keep work
neat.
STEP TWO:
Place a zero in the
ones place.
(PLACEHOLDER)
Scratch out
previous work.
0
STEP THREE:
Multiply by the
tens. Regroup
if necessary.
3
1

17. Find 2.3 x 1.5
1.5
2.3
x
5
STEP ONE:
Multiply by
the ones. Regroup
if necessary.
1
STEP ZERO:
Use guidelines
to keep work
neat.
STEP TWO:
Place a zero in the
ones place.
(PLACEHOLDER)
Scratch out
previous work.
0
STEP THREE:
Multiply by the
tens. Regroup
if necessary.
32
1

18. Find 2.3 x 1.5
1.5
2.3
x
5
STEP ONE:
Multiply by
the ones. Regroup
if necessary.
1
STEP ZERO:
Use guidelines
to keep work
neat.
STEP TWO:
Place a zero in the
ones place.
(PLACEHOLDER)
Scratch out
previous work.
0
STEP THREE:
Multiply by the
tens. Regroup
if necessary.
32
+
1

19. Find 2.3 x 1.5
1.5
2.3
x
5
STEP ONE:
Multiply by
the ones. Regroup
if necessary.
1
STEP ZERO:
Use guidelines
to keep work
neat.
STEP TWO:
Place a zero in the
ones place.
(PLACEHOLDER)
Scratch out
previous work.
0
STEP THREE:
Multiply by the
tens. Regroup
if necessary.
32
+
STEP FOUR:
Add the products.
Regroup if necessary.
1

20. Find 2.3 x 1.5
1.5
2.3
x
5
STEP ONE:
Multiply by
the ones. Regroup
if necessary.
1
STEP ZERO:
Use guidelines
to keep work
neat.
STEP TWO:
Place a zero in the
ones place.
(PLACEHOLDER)
Scratch out
previous work.
0
STEP THREE:
Multiply by the
tens. Regroup
if necessary.
32
+
STEP FOUR:
Add the products.
Regroup if necessary.
543
1

21. Find 2.3 x 1.5
1.5
2.3
x
5 1
032
+
543
1

22. Find 2.3 x 1.5
1.5
2.3
x
5 1
032
+
543
1
STEP FIVE:
Count the number of
decimal places.

23. Find 2.3 x 1.5
1.5
2.3
x
5 1
032
+
543
1
STEP FIVE:
Count the number of
decimal places.
1 decimal place
1 decimal place

24. Find 2.3 x 1.5
1.5
2.3
x
5 1
032
+
543
1
STEP FIVE:
Count the number of
decimal places.
1 decimal place
STEP SIX:
Make sure the
number of decimals
places is included in
your answer.
1 decimal place

25. Find 2.3 x 1.5
1.5
2.3
x
5 1
032
+
543
1
STEP FIVE:
Count the number of
decimal places.
1 decimal place
STEP SIX:
Make sure the
number of decimals
places is included in
your answer..
1 decimal place

26. Find 0.76 x 0.9
0.9
0.76
x

27. Find 0.76 x 0.9
0.9
0.76
x
STEP ZERO:
Use guidelines
to keep work
neat.

28. Find 0.76 x 0.9
0.9
0.76
x
STEP ZERO:
Use guidelines
to keep work
neat.

29. Find 0.76 x 0.9
0.9
0.76
x
STEP ONE:
Multiply by
the ones. Regroup
if necessary.
STEP ZERO:
Use guidelines
to keep work
neat.

30. Find 0.76 x 0.9
0.9
0.76
x
STEP ONE:
Multiply by
the ones. Regroup
if necessary.
STEP ZERO:
Use guidelines
to keep work
neat.

31. Find 0.76 x 0.9
0.9
0.76
x
4
STEP ONE:
Multiply by
the ones. Regroup
if necessary.
5
STEP ZERO:
Use guidelines
to keep work
neat.

32. Find 0.76 x 0.9
0.9
0.76
x
4
STEP ONE:
Multiply by
the ones. Regroup
if necessary.
5
STEP ZERO:
Use guidelines
to keep work
neat.

33. Find 0.76 x 0.9
0.9
0.76
x
4
STEP ONE:
Multiply by
the ones. Regroup
if necessary.
5
8
STEP ZERO:
Use guidelines
to keep work
neat.

34. Find 0.76 x 0.9
0.9
0.76
x
4
STEP ONE:
Multiply by
the ones. Regroup
if necessary.
8
STEP ZERO:
Use guidelines
to keep work
neat.
6

35. Find 0.76 x 0.9
0.9
0.76
x
4 86

36. Find 0.76 x 0.9
0.9
0.76
x
4 86
STEP TWO:
Count the number of
decimal places.

37. Find 0.76 x 0.9
0.9
0.76
x
4 86
STEP TWO:
Count the number of
decimal places.
1 decimal place
2 decimal place

38. Find 0.76 x 0.9
0.9
0.76
x
4 86
STEP TWO:
Count the number of
decimal places.
1 decimal place
STEP THREE:
Make sure the
number of decimals
places is included in
your answer.
2 decimal place

39. Find 0.76 x 0.9
0.9
0.76
x
4 86
STEP TWO:
Count the number of
decimal places.
1 decimal place
STEP THREE:
Make sure the
number of decimals
places is included in
your answer..
2 decimal place0