Estimate, Compare, and Order Rational Numbers

Front

What is a rational number?

Back

A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.

Front

How do you compare two rational numbers?

Back

To compare two rational numbers, convert them to a common denominator or convert them to decimal form and then compare their values.

Front

What does it mean to order numbers from least to greatest?

Back

Ordering numbers from least to greatest means arranging them in ascending order, starting with the smallest number and ending with the largest.

Front

What is the closest integer to 4.2?

Back

The closest integer to 4.2 is 4.

Front

How do you estimate the square root of a number?

Back

To estimate the square root of a number, find two perfect squares between which the number lies and determine the whole numbers they correspond to.

Front

What is the value of √143?

Back

The value of √143 is approximately 11.96, which falls between the whole numbers 11 and 12.

Front

How do you simplify the fraction 8/7?

Back

The fraction 8/7 is already in its simplest form, as 8 and 7 have no common factors other than 1.

Front

What is the decimal equivalent of 7/8?

Back

The decimal equivalent of 7/8 is 0.875.

Front

How do you order the numbers 1.84, √5, 5/2, 2.3, √3 from least to greatest?

Back

The order from least to greatest is √3, 1.84, √5, 2.3, 5/2.

Front

What is the process for finding the least common denominator (LCD) of two fractions?

Back

To find the least common denominator, identify the least common multiple (LCM) of the denominators of the fractions.