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Rosario Math January 6 to Jan 10, 2020
Grade Level:
3
Subject:
Math
Topic:
Focus Standards: 3.NBT.2 Fluently add and subtract within 1000 using strategies and algorithms based on place
value, properties of operations, and/or the relationship between addition and
subtraction.
3.MD.2 Measure and estimate liquid volumes and masses of objects using standard units of
grams (g), kilograms (kg), and liters (l). Add, subtract, multiply, or divide to solve onestep word problems involving masses or volumes that are given in the same units, e.g.,
by using drawings (such as a beaker with a measurement scale) to represent the
problem.
Instructional Days: 6
Coherence -Links from: G2–M2 Addition and Subtraction of Length Units
G2–M3 Place Value, Counting, and Comparison of Numbers to 1000
G3–M1 Properties of Multiplication and Division and Solving Problems with
Objective:
Lesson 9
Objective: Decompose a liter to reason about the size of 1 liter,
100 milliliters, 10 milliliters, and 1 milliliter.
Lesson 10
Objective: Estimate and measure liquid volume in liters and milliliters using
the vertical number line.
Lesson 11
Objective: Solve mixed word problems involving all four operations with
grams, kilograms, liters, and milliliters given in the same units.
Lesson 12
Objective: Round two-digit measurements to the nearest ten on the
vertical number line.
Lesson 13
Objective: Round two- and three-digit numbers to the nearest ten on the
vertical number line.
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