Reciprocal

High school (ages 12+)
Mathematics & Numbers

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/reciprocal

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the algebraic notation?The reciprocal of 'x' can be written as x⁻¹ or 1/x
2. Why do we need reciprocals in math?Reciprocals let us define division as multiplication by the reciprocal. They help solve equations and keep math balanced.
3. How do we find the reciprocal of a fraction?Swap the numerator and denominator. For example, the reciprocal of 3/5 is 5/3.

Multiplicative Identity: The number that, when multiplied by any number, leaves that number unchanged (which is 1).
Rational Numbers: Numbers that can be expressed as a fraction p/q, where p and q are integers and q is not zero.
Inverse Operation: An operation that reverses the effect of another operation, like subtraction undoing addition.