Marimba Makers.

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Presentation transcript:

Marimba Makers

Whiteboard Warm-Up 185 or 18.5 Place Value Bubble Numeral: Write these improper fractions as mixed numbers 11/3 15/6 23/10 Write these mixed numbers as improper fractions. 2 and 3/5 6 ¼ 80 ½

To make a marimba, the instrument maker must cut each of the wooden pieces and pipes using different lengths. The different key lengths are what create the different tones.

Length of the Board Key Size How many marimba keys can be made from each length? Length of the Board Key Size 8/9 meter 2/9 meter 9/12 meter 3/12 meter 7/9 meter 3/9 meter 1 and 3/10 meters 2/10 meter 11/9 meter

Exit Ticket 1. The length of the board is 15/4 meters. How many ¾ meter keys are able to be made? 2. The length of the board is 8/5 meters. How many 3/5 meter keys are able to be made?