Long math 40

We apply the integer rules to

• whole numbers

• fractions

• decimals

• mixed numbers

• irrational numbers

In a distance problem if the 1st negative and 2nd positive.

• add

• subtract

• positive

• negative

• take sign of number with greater absolute value

In multiplication the answer is negative if

• one negative sign

• two negative signs

• three negative signs

• four negative signs

• zero negative signs

In addition if both numbers are negative

• The sum is positive

• The sum is negative

• add

• subtract

What is range?

• Average (add all together and divide by how many numbers there are)

• Median (least to greatest and find the middle)

• Mode (the number repeated the most)

• Spread (the biggest minus the smallest)

Use your calculator and scrap paper or whiteboard to solve the one step equations with negative numbers

• 6

• -6

• 1

• -7

When MULTIPLYING FRACTIONS...

• You MUST get a common denominator.

• Multiply across the top, multiply across the bottom.

• Add the fractions.

• Subtract the fractions.

What is an inverse operation?

• inverse means the same

• inverse means over and over again

• inverse means the opposite

What is the variable in this equation y+12=-17?

• 12

• =

• +

• y

When it comes to Area and Volume we NEVER....

• write the formula.

• use the slant.

• multiply