Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
9 Cards in this Set
- Front
- Back
|
Integers
|
Positive and Negative whole numbers.
|
|
|
Adding fractions
|
Only same denominators may be added together. If quantities are not the same then multiply each fraction by the opposite denominator.
|
|
|
Subtracting fractions
|
Same as addition, must find common denominator
|
|
|
Multiplying fractions
|
Multiply the numerators and denominators by each other. ex. 1/2 X 4/3 = 4/6
|
|
|
Dividing Fractions
|
Flip the second fraction then do same as multiplication.
1/2 / 3/4= 1/2x4/3= 4/6= 2/3 |
|
|
Absolute Values
|
Non Negative value of x regardless of it's sign.
-3=3 3=3 Can be thought of as distance from 0 |
|
|
Percentages
|
Number or ratio expressed as a fraction of 100.
45% = 45/100 = .45 |
|
|
Exponent
|
Exponent of a number says how many time to use the number in a multiplication.
8^2 = 8*8 = 64 |
|
|
Negative Exponent
|
Shows how many times to divide 1 by the number.
5^-3 = 1/5/5/5 = .008 |
