ch2 test
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Slides for chapter 2 podcastTRANSCRIPT
Chapter 2 Test
Mrs. Oro
Grade 6
2007 November
Adding Decimals
Start with the problem: 706 + 3.02
Adding Decimals
Start with the problem: 706 + 3.02
Re-write the problem and line up the decimals. Remember whole numbers have a decimal to the right of the ones digit.
Add any additional zeros after the decimal point.
706.00
+ 3.02
-------
Adding Decimals
Start with the problem: 706 + 3.02
Re-write the problem and line up the decimals. Remember whole numbers have a decimal to the right of the ones digit.
Add any additional zeros after the decimal point.
706.00
+ 3.02
-------
709.02
Add the digits starting at the right working to the left. The decimal in the answer must line up with the decimals you are adding.
Subtracting Decimals
Start with the problem: 702 - 3.02
Subtracting Decimals
Start with the problem: 702 - 3.02
Re-write the problem and line up the decimals. Remember whole numbers have a decimal to the right of the ones digit.
Add any additional zeros after the decimal point.
702.00
- 3.02
-------
Subtracting Decimals
1
702.00
- 3.02
-------
Remember to borrow from the number CLOSEST to the zero you are working with!
Subtracting Decimals
1
702.00
- 3.02
-------
Remember to borrow from the number CLOSEST to the zero you are working with!1
Subtracting Decimals
1 9
702.00
- 3.02
-------
Remember to borrow from the number CLOSEST to the zero you are working with!1
Subtracting Decimals
1 9
702.00
- 3.02
-------
8
Remember to borrow from the number CLOSEST to the zero you are working with!11
Subtracting Decimals
1 9
702.00
- 3.02
-------
.98
Remember to borrow from the number CLOSEST to the zero you are working with!11
Subtracting Decimals
1 9
702.00
- 3.02
-------
.98
Remember to borrow from the number CLOSEST to the zero you are working with!11
Subtracting Decimals
6 1 9
702.00
- 3.02
-------
.98
Remember to borrow from the number CLOSEST to the zero you are working with!111
Subtracting Decimals
691 9
702.00
- 3.02
-------
8.98
Remember to borrow from the number CLOSEST to the zero you are working with!111
1
Subtracting Decimals
691 9
702.00
- 3.02
-------
98.98
Remember to borrow from the number CLOSEST to the zero you are working with!111
1
Subtracting Decimals
691 9
702.00
- 3.02
-------
698.98
Remember to borrow from the number CLOSEST to the zero you are working with!111
1
Subtracting Decimals
691 9
702.00
- 3.02
-------
698.98
111
1
698.98
+ 3.02
-------
702.00
1111
Ordering Decimals
Start with the list:
8.391 0.838 0.9 8.003 1.28
Ordering Decimals
Order from least to greatest.
Start with the list:
8.391 0.838 0.9 8.003 1.28
Look at all the whole numbers and place them in order first.
Ordering Decimals
Order from least to greatest.
Start with the list:
8.391 0.838 0.9 8.003 1.28
8.391
8.003
1.28
0.838
0.9
Ordering Decimals
Order from least to greatest.
Start with the list:
8.391 0.838 0.9 8.003 1.28
8.391
8.003
1.28
0.838
0.9
0.838
0.900
Ordering Decimals
Order from least to greatest.
Start with the list:
8.391 0.838 0.9 8.003 1.28
8.391
8.003
1.28
0.838
0.9
0.838 - least
0.900 - greatest
Ordering Decimals
Order from least to greatest.
Start with the list:
8.391 0.838 0.9 8.003 1.28
8.391
8.003
1.28
0.838
0.9
0.838 - least
0.900 - greatest
1.28
Ordering Decimals
Order from least to greatest.
Start with the list:
8.391 0.838 0.9 8.003 1.28
8.391
8.003
1.28
0.838
0.9
0.838 - least
0.900 - greatest
1.28
8.391 - greatest
8.003 - least
Ordering Decimals
Order from least to greatest.
Start with the list:
8.391 0.838 0.9 8.003 1.28
8.391
8.003
1.28
0.838
0.9
0.838 - least
0.9
1.28
8.003
8.391 - greatest
Addition and SubtractionExpressions
x + 3.2 for x = 0.0132
Addition and SubtractionExpressions
x + 3.2 for x = 0.0132
0.0132 + 3.2
Addition and SubtractionExpressions
x + 3.2 for x = 0.0132
0.0132 + 3.2
0.0132
+3.2000
-------
3.2132
Addition and SubtractionExpressions
Your current weight if you used to weigh 95 pounds and you lost w pounds
Addition and SubtractionExpressions
Your current weight if you used to weigh 95 pounds and you lost w pounds
95 - w
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