Adding / Subtracting Fractions
Adding / Subtracting Fractions
1. Turn all numbers into fractions
2. Use a “Giant One” to change the fractions so they have a L.C.D.
3. Add / Subtract numerators with numerators, the denominators stay the same.
4. Simplify your solution
Multiplying Fractions
1. Turn all numbers into fractions
2. Multiply numerators with numerators, denominators with denominators.
3. Simplify your solution
Dividing Fractions
1. Turn all numbers into fractions
2. K.F.C.
3. Simplify your solution
3 x 3 = 9 |3 x 4 = 12 |3 x 5 = 15 |3 x 6 = 18 |3 x 7 = 21 |3 x 8 = 24 |3 x 9 = 27 | |3 x 12 = 36 | |4 x 3 = 12 |4 x 4 = 16 |4 x 5 = 20 |4 x 6 = 24 |4 x 7 = 28 |4 x 8 = 32 |4 x 9 = 36 | |4 x 12 = 48 | |6 x 3 = 18 |6 x 4 = 24 |6 x 5 = 30 |6 x 6 = 36 |6 x 7 = 42 |6 x 8 = 48 |6 x 9 = 54 | |6 x 12 = 72 | |7 x 3 = 21 |7 x 4 = 28 |7 x 5 = 35 |7 x 6 = 42 |7 x 7 = 49 |7 x 8 = 56 |7 x 9 = 63 | |7 x 12 = 84 | |8 x 3 = 24 |8 x 4 = 32 |8 x 5 = 40 |8 x 6 = 48 |8 x 7 = 56 |8 x 8 = 64 |8 x 9 = 72 | |8 x 12 = 96 | |
Adding Integers
If the signs are the same, add the number parts
If the signs are different, subtract the number parts
The answer will always have the sign of the stronger number
Order of Operations
Please Excuse My Dear Aunt Sally
Multiplying / Dividing Integers
If the signs are the same, the answer is always positive
If the signs are different, the answer is always negative
Parenthesis
Exponents
Multiplication and Division from left to right
Addition and Subtraction form left to right
Positive Integers
Negative Integers
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