Algebra 2 1.9 Pinkston SAT Question What is the average (arithmetic mean) of and The average of 9, 16, and 25 is 9 + 16 + 25 3 which is 16.666…

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Presentation transcript:

Algebra Pinkston

SAT Question What is the average (arithmetic mean) of and The average of 9, 16, and 25 is which is …

thousandshundredstensonestenthshundredths Place Value again:

Learn to do on the calculator too. Change to scientific notation: Start with the first nonzero digit and put a decimal point there. Count from the decimal point to the end of the number. Drop the trailing zeros and write the number in scientific notation.

Learn to do on the calculator too. Change to scientific notation: Start with the first nonzero digit and put a decimal point there. Count from the decimal point to the original decimal point. Drop the beginning zeros and write the number in scientific notation.

Change to standard notation: Count from the decimal point left 5 places. Count from the decimal point right 7 places.

Classwork: even/47

Get ready for a “Small Quiz” to be written on your grade sheet.

Simplify: Quiz. Copy the problems and write the answer. Put your grade paper on the front of your row, quiz side down.

THE END