3.GR.A: Solve problems involving measurement and estimation of intervals of time, liquid, and masses of objects.

Solve problems involving measurement and estimation of intervals of time, liquid, and masses of objects.

3.GR.A.1Measure the length of an object to the nearest half and quarter unit by using appropriate tools (e.g., rulers, yardsticks, meter sticks, and measuring tapes).3.GR.A.2Solve problems in context that involve addition and subtraction of time intervals in minutes (e.g., represent and solve using a number line).3.GR.A.3Measure and estimate liquid volumes and masses of objects using standard units of liters(l), grams (g), and kilograms (kg).3.GR.A.4Add, subtract, multiply, or divide to solve one-step problems in measurement contexts involving masses or volumes that are given in the same units.

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