Put your approximation skills to the test in Sushi Round! The deadly eel has been caught and he is on your cutting board. Chop him into equal sections to get the most out of your catch. Approximate the location of each number: the closer you are to the mark the more money you earn.

Pearl Diver addresses number and operations standards - such as number line sense, whole numbers, decimals, mixed numbers and fractions - as established by the National Council of Teachers of Mathematics (NCTM), including:

• Understanding numbers, ways of representing numbers, and number systems.
• Understanding and representing commonly used fractions.
• Understanding fractions as part of unit wholes and as locations on number lines.
• Comparing and ordering fractions, and finding their approximate locations on the number line.

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