ACT Math Strategies

Front

What is the greatest common factor (GCF)?

Back

The GCF of two or more numbers is the largest number that divides all of them without leaving a remainder.

Front

How do you find the GCF of multiple numbers?

Back

List the factors of each number and identify the largest common factor.

Front

What is a common multiple?

Back

A common multiple of two or more numbers is a number that is a multiple of each of the numbers.

Front

What is the least common multiple (LCM)?

Back

The LCM of two or more numbers is the smallest number that is a multiple of all of them.

Front

How do you find the LCM of two numbers?

Back

You can find the LCM by listing the multiples of each number and identifying the smallest common multiple.

Front

What is the importance of numerical order in math problems?

Back

Numerical order helps in organizing data and making calculations easier and more accurate.

Front

What types of math are least represented on the ACT?

Back

Trigonometry is the least represented type of math on the ACT.

Front

How do you convert a percentage to a fraction?

Back

To convert a percentage to a fraction, divide the percentage by 100 and simplify if necessary.

Front

What is 120% as a fraction?

Back

120% as a fraction is 6/5 or 1 1/5.

Front

What is the significance of simplifying fractions?

Back

Simplifying fractions makes them easier to understand and work with.