**Rhode Island Education Standards**. A number line is a line that shows any group of numbers in their least to greatest value. Read More...

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RI.M:N&O:4. NECAP - Grade Level Expectation: Number and Operation.

M:N&O:4:1. Demonstrates conceptual understanding of rational numbers with respect to whole numbers from 0 to 999,999 through equivalency, composition, decomposition, or place value using models, explanations, or other representations; and positive fractional numbers (benchmark fractions: a/2, a/3, a/4, a/5, a/6, a/8, or a/10, where a is a whole number greater than 0 and less than or equal to the denominator) as a part to whole relationship in area, set, or linear models where the number of parts in the whole are equal to, and a multiple or factor of the denominator; and decimals as hundredths within the context of money, or tenths within the context of metric measurements (e.g., 2.3 cm) using models, explanations, or other representations. (State)