Adding Multiplying Dividing Square Roots

• Change Mixed numbers into improper fractions.

• Get common denominators and equivalent fractions.

• Follow Adding Rules across the top and keep the same denominator.

• All of the above.

When MULTIPLYING DECIMALS count the decimal places in each factor and ...

• Move that total amount of decimal places in your answer.

• Subtract.

• Find the square root.

• BE HAPPY!

When DIVIDING FRACTIONS ...

• Add the fractions.

• Get a common denominator.

• Keep the 1st fraction, Change to multiplication, and Flip the 2nd fraction to its reciprocal.

• Subtract the fractions.

• A
• B
• C
• D

• A
• B
• C
• D

√5 × √10

• 50

• 2√5

• 5√2

• 5√10

When ADDING a (Negative) + (Negative) =

• a POSITIVE answer.

• a NEGATIVE answer because you move further to the left on the number line.

• a million.

• a hundred and one.

When MULTIPLYING AND DIVIDING a (Negative)(Negative) =

• a POSITIVE answer.

• a NEGATIVE answer.

• a square root.

• a mess.

What is the square root of 81?

• 9

• 10

• 8

• 7

When adding or subtracting square roots, what must be the same?

• The exponents

• The radicands

• The bases

• The coefficients