Grade
5

Mobile Math: 8.0 & 100

Look at the mobile below. What do you notice? What do you wonder?

Find the missing values so that the mobile is balanced.

This mobile has a total value of 8.0 and is balanced between 2 sides. The left side is balanced between 2 strings. The left string has 2 hexagons and 1 square. The right string has 2 triangles. The right side of the mobile has 1 string with 2 squares and 1 triangle. The shape values are unknown.

Write an equation that describes all or part of the mobile.

Choose another value for the total value of the mobile. What values could each of the pieces have so that the mobile is balanced?

Printable Version

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Reference for Educators

Sample problems and solutions