Curriculum Guides

Grade Level: Third

Content Area: Operations and Computations

Skills: Recognize when an estimate is appropriate, Explore estimation strategies, Determine the reasonableness results, Apply estimation in working with computation and problem solving.

Prerequisites: Understand the term estimation

Instructional Practices: Reasoning and Connections to the Real World

Materials Needed: jar, pennies, scales, and objects to compare weight of penny and jar-

Technology: Estimation Quick Solve I

Activity:

Have a jar of pennies and ask students: How many pennies do you think are in the jar? (Use language of estimate) How would or could we estimate without counting the pennies? This should lead into weight of the jar and weight of a penny by using pre-weighed objects for comparison. Take information of jar weight and penny weight and use to estimate how many pennies in jar. This involves addition or multiplication.

Theme Ideas: Can be used with Write-to-Write Form II