Semester 1 Review Math 7

Front

What is the Least Common Multiple (LCM) of 3 and 8?

Back

The LCM of 3 and 8 is 24.

Front

Convert 4/5 to a percent.

Back

4/5 as a percent is 80%.

Front

Which integer best represents 'fifteen feet below sea-level'?

Back

The integer that represents 'fifteen feet below sea-level' is -15.

Front

What is -5 + 23?

Back

-5 + 23 equals 18.

Front

What is the result of -3(a + 3)?

Back

-3(a + 3) simplifies to -3a - 9.

Front

What is the definition of LCM?

Back

LCM stands for Least Common Multiple, which is the smallest multiple that two or more numbers share.

Front

How do you convert a fraction to a percent?

Back

To convert a fraction to a percent, divide the numerator by the denominator and multiply by 100.

Front

What does a negative integer represent in terms of elevation?

Back

A negative integer represents a value below a reference point, such as sea level.

Front

What is the sum of a negative number and a positive number?

Back

The sum of a negative number and a positive number depends on their absolute values; if the positive number is larger, the result is positive.

Front

What is the distributive property in mathematics?

Back

The distributive property states that a(b + c) = ab + ac.