Is it raining again in Seattle…
Wait, you mean San Antonio
Here are two quick problems involving fractions and number patterns. Both of these problems involve trends in the average annual rainfall of a US city. These trends are called
Two Rainy Cities?
Seattle has long been known for its cloudy, rainy weather; in fact, one of its nicknames is the Rainy City. Since 1961, the average annual precipitation has been just less than 38 2/5”. San Antonio, on the other hand, had an average annual precipitation of just less than 30 1/2" over the same period. According to NOAA, San Antonio has a
Two Trends
Seattle, in the meantime, has its own
Year |
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| San Antonio |
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| Seattle |
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| (average annual rainfall in |
| (average annual rainfall in | ||
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|
| inches) |
|
| inches) |
2007 | 30 | 1 |
| 38 | 2 |
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| 2 |
| 5 |
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2017 |
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2027 |
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2037 |
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2047 |
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2057 |
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Teacher Notes
These short activities take global warming and climatic change as topics to generate student interest in mixed numbers and number patterns.
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