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Fraction Rules
Adding
Subtracting
Multiplication
Division
100
You don't need the same denominators to
What is multiply fractions
100
If this is the answer to a fraction addition problem 4/8 I would__________next.
What is simplify or reduce
100
Are the rules for addition the same for subtraction?
What is yes
100
1 1/8 x 2/5 =
What is 18/40 or 9/20
100
When we divide we flip or reciprocal the ________fraction
What is second or the one on the right.
200
If one denominator divides evenly into the other, change to the higher denominator and
What is add and subtract
200
When solving this problem 3/5 + 1/10 what is the first step I would take.
What is make the denominators the same.
200
The answer to 3 2/5 - 4/9 =?
What is 2 43/45
200
2 1/2 x 3/5 =
What is 1 5/10 or 1 1/5
200
In order to proform this operation 6/8 divided by 2/4 I would need to....
What is reciprocal (or flip) the 2/4 to 4/2 and then multiply
300
If the denominators don't divide evenly, then multiply them together to get your new denominator. Change denominators, then
What is add or subtract the numerator
300
1/2 + 5/8 =
What is 9/8= 1 1/8
300
When subtracting I must subtract the numerator or the denominator?
What is Numerator
300
Do I need to make sure that the denominators are the same when multiplying?
What is No
300
What operation comes after I reciprocal
What is multiply my fractions across the numerator and denominator
400
invert (turn upside-down) the second fraction, then multiply.
What is dividing
400
1 3/4 + 1/2 =
What is 1 5/4 = 2 1/4
400
will I have to borrow when subtracting fractions?
What is Yes sometimes you will
400
When multiplying mixed numbers I must....
What is make the mixed number an improper fraction.
400
a recipricol is when .....
What is flipping the second fraction in a division problem.
500
Divide the numerator by the denominator to get the whole number. Then the fraction is the remainder over the denominator.
What is changing improper(upsidedown Christmas tree) fractions to mixed numbers.
500
__ 2___ 8<------ is called the
What is a denominator
500
40/80 is the sam as 1/2 true or false
What is true
500
True or false when multiplying fractions I must use a resiprocol?
What is False
500
The recipical of 8 1/4 is
What is 4/33