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Multiplying Decimals. Today we will…. 6.C.1.c. Multiply decimals . 2 decimal places. 1 decimal place. 3 decimal places. 9.54 x 8.5 4770 76320 81090. 3 decimal places. 1 decimal place. How many decimal places?. How many decimal places?. So, how many decimal places?. - PowerPoint PPT Presentation
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Chris Cuppett - Wicomico County, Chris Cuppett - Wicomico County, MarylandMaryland
Multiplying Multiplying DecimalsDecimals
22
Today we will…Today we will…
6.C.1.c. Multiply decimals
33
44
55
Now it’s your Now it’s your turn! Please, turn! Please, pick up your pick up your
clickers.clickers.
66
3.053.05x 16x 16
488
48.8
388
38.8
0% 0%0%0%
A.A. 488488
B.B. 48.848.8
C.C. 388388
D.D. 38.838.8
10
11 22 33 44 55 66 77 88 99 1010 1111 1212 1313 1414 1515 1616 1717 1818 1919 2020
2121 2222 2323 2424 2525 2626 2727 2828 2929 3030 3131 3232
77
0.070.07x 12x 12 10
11 22 33 44 55 66 77 88 99 1010 1111 1212 1313 1414 1515 1616 1717 1818 1919 2020
2121 2222 2323 2424 2525 2626 2727 2828 2929 3030 3131 32320.
84 840.
74 8.4
0% 0%0%0%
A.A. 0.840.84
B.B. 8484
C.C. 0.740.74
D.D. 8.48.4
88
$4.25$4.25x 6x 6 10
11 22 33 44 55 66 77 88 99 1010 1111 1212 1313 1414 1515 1616 1717 1818 1919 2020
2121 2222 2323 2424 2525 2626 2727 2828 2929 3030 3131 323224
.525
5025
.525
.5
0% 0%0%0%
A.A. $24.50$24.50
B.B. 2,5502,550
C.C. $25.50$25.50
D.D. 25.5025.50
99
7.4847.484x 9x 9 10
11 22 33 44 55 66 77 88 99 1010 1111 1212 1313 1414 1515 1616 1717 1818 1919 2020
2121 2222 2323 2424 2525 2626 2727 2828 2929 3030 3131 323272
.356
63.7
56
673.
56
67.3
56
0% 0%0%0%
A.A. 72.35672.356
B.B. 63.75663.756
C.C. 673.56673.56
D.D. 67.35667.356
1010
$1.59$1.59x 3x 3 10
11 22 33 44 55 66 77 88 99 1010 1111 1212 1313 1414 1515 1616 1717 1818 1919 2020
2121 2222 2323 2424 2525 2626 2727 2828 2929 3030 3131 323247
74.
774.
773.
77
0% 0%0%0%
A.A. 477477
B.B. 4.774.77
C.C. $4.77$4.77
D.D. $3.77$3.77
1111
0.70.7x 0.9x 0.9 10
11 22 33 44 55 66 77 88 99 1010 1111 1212 1313 1414 1515 1616 1717 1818 1919 2020
2121 2222 2323 2424 2525 2626 2727 2828 2929 3030 3131 32320.
0063 63
0.63
0.54
0% 0%0%0%
A.A. .0063.0063
B.B. 6363
C.C. .63.63
D.D. .54.54
1212
0.470.47x 0.5x 0.5 10
11 22 33 44 55 66 77 88 99 1010 1111 1212 1313 1414 1515 1616 1717 1818 1919 2020
2121 2222 2323 2424 2525 2626 2727 2828 2929 3030 3131 32320.
235
2.03
50.
215
2.35
0% 0%0%0%
A.A. 0.2350.235
B.B. 2.0352.035
C.C. 0.2150.215
D.D. 2.352.35
1313
42.08742.087x 0.1x 0.1 10
11 22 33 44 55 66 77 88 99 1010 1111 1212 1313 1414 1515 1616 1717 1818 1919 2020
2121 2222 2323 2424 2525 2626 2727 2828 2929 3030 3131 323242
087
4.20
87
42.0
87
420.
87
0% 0%0%0%
A.A. 4208742087
B.B. 4.20874.2087
C.C. 42.08742.087
D.D. 420.87420.87
1414
$ 1.75$ 1.75x 2.47x 2.47 10
11 22 33 44 55 66 77 88 99 1010 1111 1212 1313 1414 1515 1616 1717 1818 1919 2020
2121 2222 2323 2424 2525 2626 2727 2828 2929 3030 3131 32324.
3225
4.22
4.32
4.32
25
0% 0%0%0%
A.A. 4.32254.3225
B.B. $4.22$4.22
C.C. 4.324.32
D.D. $4.3225$4.3225
1515
0.1230.123x 0.54x 0.54 10
11 22 33 44 55 66 77 88 99 1010 1111 1212 1313 1414 1515 1616 1717 1818 1919 2020
2121 2222 2323 2424 2525 2626 2727 2828 2929 3030 3131 3232
0.06
64
0.05
64
0.06
65
0.06
63
0% 0%0%0%
A.A. 0.066420.06642
B.B. 0.056420.05642
C.C. 0.066450.06645
D.D. 0.066320.06632
Exit ticketExit ticket1.) 0.46 X 2=1.) 0.46 X 2=
2.) 71.85 X 1.3 =2.) 71.85 X 1.3 =
3.) 24 X 0.63 = 1512 3.) 24 X 0.63 = 1512 (Place the decimal (Place the decimal
correctly in the product. correctly in the product. Explain.Explain.
