Objective:
To express division as multiplication.
Vocabulary:
- Reciprocal - the multiplicative inverse of a number.
- Any easy way to find the reciprocal of a number is to express the number as a fraction and then flip the fraction.
- The product of a number and its reciprocal is 1. Example:
Notes:
Division Rule
To divide a number, a, by a nonzero number, b, multiply a by the reciprocal of b. Example:
. The result is the quotient of a and b.
Examples:
Express the division problem as a multiplication problem:
