Find the median Level 4
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Find the mode Level 4
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Find the range Level 4
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Addition and subtraction of time Level 4
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Conversion of time Level 4
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Elapsed time Level 4
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Introduction to time Level 4
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Compare area and perimeter of two figures Level 4
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Find the area or missing side length of a rectangle Level 4
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Perimeter of polygons Level 4
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