# Model

#### Home Towns in Texas

Students use inequality symbols to compare the home town populations of three teams and round population numbers to the nearest hundreds place to determine which team has the greatest combined rounded population.

#### Baseball Equipment

Students determine how many baseballs, bats, mitts and helmets need to be distributed to two dozen sporting goods stores in time for baseball season.

#### Phoning New Friends

Students determine which calling plan is the most cost effective for Sarah to keep in touch with her friends from soccer camp.

#### Bamboo and the Botanist

Given scientific data that shows how much two bamboo plants have grown over seven days, student make observations and record their thinking using equality and inequality symbols.

#### Football Players

Students round the weights of 12 football players to the nearest hundred and the nearest tenth to determine if they will earn a dinner at Pete's Restaurant.

#### Planting Seeds

Given 84 seeds, students determine how to put the same number of seeds in each pot.

#### Insects in Jars

Rounding to the nearest 10, students determine how many insects are let go from glass jars.