Math Concepts & Skills > Addition

Bridges
Students are given the first three bridge designs and determine the 10th bridge design, noticing patterns and making generalizations.

Distribution Dilemma
Students determine the number of movie tickets a seller began with, after giving away different fractional amounts.

Division of Labor
Students determine the number of hours two people work.

Filling Boxes
Students determine how many cubes it would take to fill a box.

Leaves
Students compare the area of two leaves.

Meeting Dilemma
Students try to determine when their teachers can find time to meet.

Nine Fish
Students determine how to put nine fish into two tanks.

Phone Chain
Students determine the most efficient phone chain.

Population in 2020
Students estimate the population of the United States in the year 2020.

Sheep Herder's Dilemma
Given a diagram of a sheep corral, students determine how many ewes will end up in each of 4 pens given particular directions.

Stained Glass
Students determine the amount of glass and metal needed for a stained glass window.

Sums Dilemma
Students determine the most likely sums when dice are tossed.

The Twelve Days of Christmas
Students use the Twelve Days of Christmas song to determine the number of gifts received and to project the number and range of gifts.

Variable Dilemma
Students solve a series of letter equations by substituting numbers.

Interdisciplinary Links
Math Concepts & Skills
Standards
Technology
Home Search Contact Us Best of Math I Exemplars Pre-K-2 3-5 6-8