All ACT Math Resources
Example Questions
Example Question #151 : Fractions
What is written as a mixed number?
goes into five times with a remainder of
The denominator does not change.
Example Question #1473 : Sat Mathematics
Which of the following is the mixed fraction equivalent to ?
To begin, notice that using your calculator, you can find:
Now, the closest even multiple of that is less than is . Therefore, you know that your number is:
This is the same as:
, or simply, . This is your mixed fraction.
Example Question #1 : Mixed / Improper Fractions
Which of the following is equivalent to ?
Although there are many ways to convert improper fractions into mixed fractions, the easiest way is to use your calculator to your advantage. Begin by dividing by . This gives you . Therefore, you can eliminate all the options that have do not have for their first portion. Next, multiply by the denominator (), and get . This means that you have and , or . Thus, your answer is .
Example Question #152 : Fractions
What does equal, expressed as a mixed number?
Simplify the two fractions, then find a common denominator, then solve.
Example Question #4 : How To Find Out A Mixed Fraction From An Improper Fraction
Convert the improper fraction to a mixed number. Reduce all fractions if possible.
To convert a mixed number into a fraction, first divide the denominator into the numerator and record the remainder:
.
the result is the mixed number, with the remainder being put as the numerator over the old denominator:
when we reduce.
Example Question #1 : How To Multiply Fractions
What value of makes the equation true?
We can simply cross multiply to obtain and divide by 8 to solve for .
Example Question #2 : How To Multiply Fractions
Simplfiy the following expression;
Multiply the numerators 2 x 6 x 4 = 48. Then multiply the denominators 3 x 8 x 12 = 288. The answer is 48/288. To simplify, divide both numerator and denominator by 48 to get 1/6.
Example Question #2 : How To Multiply Fractions
Evaluate –3–2 * 2–3.
Because the exponents are negative, we can convert –3–2 to 1/9 and 2–3 to 1/8. We then multiply straight across the top and the bottom, giving you 1/72.
Example Question #3 : How To Multiply Fractions
Simplify the following into one fraction
To multiply fractions you multiply the entire numerator and the entire denominator together. However, before we do that we can cancel anything from the denominator with anything in the numerator.
Six cancels with 12
5 cancels with 25
multiply it all out and get
Example Question #153 : Fractions
Cross multiply or multiply using the reciprocal of the second fraction.