Semester 1 Math Final

Front

What is the range of a set of numbers?

Back

The range is the difference between the highest and lowest values in a set of numbers.

Front

Find the range of these numbers: 15, 2, 3, 7, 8, 4, 3, 2, 16, 2, 4.

Back

The range is 14 (16 - 2 = 14).

Front

What does it mean to divide fractions?

Back

To divide fractions, multiply the first fraction by the reciprocal of the second fraction.

Front

Back

Front

What is an exponent?

Back

An exponent indicates how many times a number (the base) is multiplied by itself.

Front

Which expression is equivalent to 5 x 5 x 5 x 5?

Back

It is equivalent to 5⁴.

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing the relative size of one quantity to another.

Front

Write the ratio of 7 out of 31 days in two forms.

Back

The ratio is 7:31 and 7/31.

Front

What is the product of a number and 1.6?

Back

To find the product, multiply the number by 1.6.

Front

Calculate 76 x 1.6.

Back

The result is 121.6.