Comparing and ordering Rational numbers with Scientific Notation

Front

What is a rational number?

Back

A rational number is any number that can be expressed as the quotient or fraction p/q of two integers, where p is the numerator and q is the denominator (q ≠ 0).

Front

How do you convert a fraction to a decimal?

Back

To convert a fraction to a decimal, divide the numerator by the denominator.

Front

What is scientific notation?

Back

Scientific notation is a way of expressing numbers that are too large or too small to be conveniently written in decimal form. It is written as a product of a number between 1 and 10 and a power of 10.

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 is the process for ordering a set of numbers from least to greatest?

Back

To order a set of numbers from least to greatest, convert all numbers to the same form (either all fractions, decimals, or scientific notation), then compare their values and arrange them accordingly.

Front

How do you convert a percentage to a decimal?

Back

To convert a percentage to a decimal, divide the percentage by 100.

Front

What is the value of 2% in decimal form?

Back

2% in decimal form is 0.02.

Front

How do you express 0.75 as a fraction?

Back

0.75 can be expressed as the fraction 3/4.

Front

What is the value of 4.05 x 10^1 in decimal form?

Back

4.05 x 10^1 is equal to 40.5.

Front

How do you convert a decimal to a fraction?

Back

To convert a decimal to a fraction, write the decimal as a fraction with a denominator of 1, then multiply the numerator and denominator by 10 for each digit after the decimal point, and simplify if possible.