The term signed fractions refers to the negative and positive fractions given. A fraction having no sign is referred to as a 'positive signed number'. On a number line, all the terms that are right of 0 are known as positive numbers. Similarly, all the numbers that are left of 0 are known as negative numbers. For example, -1/2, and -2/4 are negative fractions. While 1/2 and 2/4 are positive numbers. It is very easy to multiply signed fractions.
Grade 7
Signed Number Operations
7.NS.A.2.A