When multiplying and dividing integers the only thing you have to determine is the sign of the answer.
RULES: When you multiply or divide,
SAME signs and the answer will be POSITIVE (two positives OR two negatives)
DIFFERENT signs and the answer will be NEGATIVE
Same = POS
Different = NEG
RULES: When you multiply or divide,
SAME signs and the answer will be POSITIVE (two positives OR two negatives)
DIFFERENT signs and the answer will be NEGATIVE
Same = POS
Different = NEG
Now that you know how to Add, Subtract, Multiply and Divide integers you can put all these operations together into one problem.
For example
For example
How do we know what to do first??? We ALWAYS have to follow the Order of Operations.
What is the Order of Operations? It is GEMDAS.
What is the Order of Operations? It is GEMDAS.
Use Order of Operations (or GEMDAS) when there are multiple types of operations in an expression.