MAFS.4.MD.1.1 – Know relative sizes of measurement units within one system of units including km, m, cm; kg, g; lb, oz.; l, ml; hr, min, sec. Within a single system of measurement, express measurements in a larger unit in terms of a smaller unit. Record measurement equivalents in a two-column table.* For example, know that 1 ft is 12 times as long as 1 in. Express the length of a 4 ft snake as 48 in. Generate a conversion table for feet and inches listing the number pairs (1, 12), (2, 24), (3, 36), …*

MAFS.4.MD.1.2 – Use the four operations to solve word problems^{1} involving distances, intervals of time, and money, including problems involving simple fractions or decimals^{2}. Represent fractional quantities of distance and intervals of time using linear models. (^{2}Computational fluency with fractions and decimals is not the goal for students at this grade level.)

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