9386214
Description
Mind Map by Shireen Alyssa, updated more than 1 year ago
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Created by TYLER MORASSE
over 8 years ago
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Copied by Shireen Alyssa
almost 7 years ago
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Decimals Formulas & Basics
- PLACE VALUE
- After '.' is Tenths, Hundredths, Thousandths, etc.
- ADDITION:LINE UP DECIMAL POINTS
- SUBTRACTION;LINE UP DECIMAL POINT
- MULTIPLY: COUNT DECIMAL PLACES
- MULTIPLY: COUNT DECIMAL PLACES
- DIVISION: MOVE DECIMAL POINT IN DIVISOR AND DIVIDE
- SUBTRACTION;LINE UP DECIMAL POINT
- ADDITION:LINE UP DECIMAL POINTS
- ROUNDING
- If the digit to the
right of the number
you're rounding is
greater than 5, add 1
to the number. If it's
less, then leave the
number be and
erase any other
numbers on the
right side of it.
- If the digit to the
right of the number
you're rounding is
greater than 5, add 1
to the number. If it's
less, then leave the
number be and
erase any other
numbers on the
right side of it.
- After '.' is Tenths, Hundredths, Thousandths, etc.
- FRACTION TO DECIMAL: NUMERATOR
DIVIDED BY DENOMERATOR
- DECIMAL TO % : MOVE DECIMAL TWO
PLACES TO THE LEFT
- % TO DECIMALS : MULTIPLY
THE DECIMAL BY 100
- % TO DECIMALS : MULTIPLY
THE DECIMAL BY 100
- DECIMAL TO FRACTION: IF
THERE ARE TWO 0s, PUT
X/100, etc.
- DECIMAL TO % : MOVE DECIMAL TWO
PLACES TO THE LEFT
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