number sense: stock calculations
TRANSCRIPT
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8/4/2019 Number Sense: Stock Calculations
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How Do Stockholders Use Math?Number Sense Stock Project
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8/4/2019 Number Sense: Stock Calculations
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Stock Calculation:
CHANGE IN MATH AND SCIENCE IS THE AMOUNT OF
DIFFERENCE BETWEEN THE STARTING NUMBER AND
THE ENDING NUMBER.
CHANGE
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8/4/2019 Number Sense: Stock Calculations
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Stock Calculation:
CHANGE IN MATH AND SCIENCE IS THE AMOUNT OF
DIFFERENCE BETWEEN THE STARTING NUMBER AND
THE ENDING NUMBER.
$181.05$182.46
CHANGE
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8/4/2019 Number Sense: Stock Calculations
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CHANGE IN MATH AND SCIENCE IS THE AMOUNT OF
DIFFERENCE BETWEEN THE STARTING NUMBER AND
THE ENDING NUMBER.
$181.05$182.46
CHANGE
Stock Calculation:
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8/4/2019 Number Sense: Stock Calculations
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CHANGE IN MATH AND SCIENCE IS THE AMOUNT OF
DIFFERENCE BETWEEN THE STARTING NUMBER AND
THE ENDING NUMBER.
$181.05$182.46
-
CHANGE
Stock Calculation:
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CHANGE IN MATH AND SCIENCE IS THE AMOUNT OF
DIFFERENCE BETWEEN THE STARTING NUMBER AND
THE ENDING NUMBER.
$181.05$182.46
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$1.41
BUT WAS IT A POSITIVE (+)
CHANGE? OR A NEGATIVE (-)
CHANGE?
CHANGE
Stock Calculation:
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8/4/2019 Number Sense: Stock Calculations
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Stock Calculation:
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8/4/2019 Number Sense: Stock Calculations
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MULTIPLY THE QUANTITY OF STOCK YOU OWN,
TOTAL VALUE OF STOCKS
Stock Calculation:
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MULTIPLY THE QUANTITY OF STOCK YOU OWN,
TIMES THE CLOSING PRICE FOR THE DAY.
QUANTITY
CLOSING PRICE
XTOTAL VALUE OF STOCKS
TOTAL VALUE OF STOCKS
Stock Calculation:
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8/4/2019 Number Sense: Stock Calculations
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100
Stock Calculation
CHANGE (FRACTION)
CONVERT THE DAILY CHANGE
FROM A DECIMAL, -$1.14
141
-$
INTO A FRACTION.
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8/4/2019 Number Sense: Stock Calculations
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100
Stock Calculation
CHANGE (FRACTION)
MAKE SURE TO
1) REDUCE;
CONVERT THE DAILY CHANGE
FROM A DECIMAL, -$1.14
141
-$ 50
7
1
INTO A FRACTION.
2) KEEP THE SAME SIGN!