Arithmetic Operations with Rational Numbers
The rules used to add integers and positive rational numbers can be used to add all rational numbers.
Adding Two Signed Numbers
Addition of two numbers with like signs Step1: Find the sum of the absolute values. Step2: Use the sign common to both numbers.
Addition of two numbers with unlike signs Step1: Find the difference of the absolute values. Step2: Use the sign of the number with greater absolute value.
Subtracting Two Signed Numbers
To subtract two signed number, we add the first number to the add additive inverse of the second number a - b = a + (- b)
Read the explanation below to learn more about arithmetic operations with rational numbers.
Arithmetic Operations with Rational Numbers
Practice: Answer the following exercises about arithmetic operations with rational numbers.
Arithmetic Operations with Rational Numbers 1