Word Problem: average

Directions: To find the average of two numbers, they should be added together and divided by two. Define a function which takes in two numbers and produces their average.

Contract and Purpose Statement

Every contract has three parts…​

; MMMMMMM:MMMMMMMMMMMMMM->MMMMMM

; M

Examples

Write some examples, then circle and label what changes…​

(EXAMPLE (MMMMMMM MMMMM)MMMMMMMMMMMMMM)

(EXAMPLE (MMMMMMM MMMMM)MMMMMMMMMMMMMM)

Definition

Write the definition, giving variable names to all your input values…​

(define (MMMMMMM MMMMMM)

MMMMMMMMMMMMMMMMM)

These materials were developed partly through support of the National Science Foundation, (awards 1042210, 1535276, 1648684, and 1738598). CCbadge BS:Games by Jen Poole, Emmanuel Schanzer, Ed Campos Jr, and Dorai Sitaram is licensed under a Creative Commons 4.0 Unported License. Based on a work at www.BootstrapWorld.org. Permissions beyond the scope of this license may be available by contacting schanzer@BootstrapWorld.org.