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Circle
Figure This!
???
Which is worth more, a
Grid SMILE or a
Grid Smile! Grid Smile! Grid
Grid Frown Grid
??
FROWN
Grid Grid Grid
Grid Neutral Grid
Grid Frown Grid Frown
The costs of combinations of frowns, smiles and neutral faces are shown. How much is a smile worth?
Grid Grid Grid
Smile!
Grid Frown Grid Frown
Want a Hint?
Grid Grid Grid
Smile!
Grid Neutral Grid
Grid Frown Grid
Reasoning about unknowns is essential to studying equations. Economists, nurses, chemists and engineers all use equations in their work.
Grid Grid Grid
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