Identify a shaded fractional part in different ways depending on the designation of the whole. Solve one-step word problems involving metric weights within and estimate to reason about solutions. Place any fraction on a number line with endpoints 0 and 1. Analyze different rectangles and reason about their area. Tessellate to understand perimeter as the boundary of a shape.

Decompose twice to subtract measurements including three-digit minuends with zeros in the tens and ones places. Please submit your feedback or enquiries via our Feedback page. Compare fractions and whole numbers on the number line by reasoning about their distance from 0. Reason about and explain arithmetic patterns using units of 0 and 1 as they relate to multiplication and division. Round to the nearest hundred on the vertical number line.

Round two- and three-digit numbers to the nearest ten on the vertical number line.

eureka math lesson 18 homework 3.1

Solve word problems involving time intervals within 1 hour by adding and subtracting on the number line. Unit Fractions and their Relation to the Whole Standard: Place unit fractions on a number line with endpoints 0 and 1. Interpret area models to form rectangular arrays.

Multiplication and Division Using Units of 9 Standard: Multiplication and Division Using Units of 6 and 7 Standard: Generate and organize data.


Model the relationship between multiplication and homeworo. Use rectangles to draw a robot with specified perimeter measurements, and reason about the different areas that may be produced. Compare and classify other polygons.

Common Core Grade 3 Math (Worksheets, Homework, Lesson Plans)

Express whole numbers as fractions and recognize equivalence with different units. Problem Solving with Perimeter Standard: Interpret the meaning of factors – the size of the group or the number of groups.

Solve word problems to determine perimeter with given side lengths. Add measurements using the standard algorithm to compose larger units twice. You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics.

eureka math lesson 18 homework 3.1

Video Lesson 24Lesson 25Lesson 26Lesson Estimate sums by rounding and apply to solve measurement word problems. Relate multiplication to the array model. Place whole number fractions and unit fractions between whole numbers on the number line. Understand the meaning of the unknown as the number of groups in division. Interpret the unknown in multiplication and division to matn and solve problems. Estimate sums and differences of measurements by rounding, and then solve mixed word problems.

Common Core Grade 3 Math (Worksheets, Homework, Solutions, Examples, Lesson Plans)

Model tiling with centimeter and inch lrsson squares as a strategy to measure area. Specify and partition a whole into equal parts, identifying lesdon counting unit fractions by drawing pictorial area models.


Place any fraction on a number line with endpoints 0 and 1. Apply the distributive property as a strategy to find the total area of a large rectangle by adding two products.

Form rectangles by tiling with unit squares to make arrays.

Build non-unit fractions less than one whole from unit fractions. Model division as the unknown factor in multiplication using arrays and tape diagrams. Rounding to the Nearest Ten and Hundred Standard: Comparison, Order, and Size of Fractions Standard: Foundations for Understanding Area Standard: Demonstrate the commutativity of multiplication and practice related facts by skip-counting objects in array models. Multiply and divide with familiar facts using a letter to represent the unknown.

Decompose and recompose shapes to compare areas.