Draw and label a bar graph to represent data; relate the count scale to the number line. Use rectangular arrays to investigate odd and even numbers. Add and subtract multiples of 10 and some ones within Explore a situation with more than 9 groups of Measure to compare the differences in lengths using inches, feet, and yards. Measure and compare lengths using standard metric length units and non-standard lengths units; relate measurement to unit size.

Complete a pattern counting up and down. Model numbers with more than 9 ones or 9 tens; write in expanded, unit, numeral, and word forms. Change 10 ones for 1 ten, 10 tens for 1 hundred, and 10 hundreds for 1 thousand. Solve word problems involving different combinations of coins with the same total value. Video Lesson 16 , Lesson Apply conceptual understanding of measurement by solving two-step word problems Video.


Add and subtract multiples of including counting on to subtract. Relate doubles to even numbers, and write number sentences to express the sums.

eureka math lesson 2 homework 2.3

Apply concepts to create inch rulers; measure lengths using inch rulers. Mxth two-digit sums and differences involving length by using the ruler as a number line. Problem Solving with Coins and Bills Standard: Apply concepts lessin create unit rulers and measure lengths using unit rulers.


We welcome your feedback, comments and questions about this site or page. Subtract from and from numbers with zeros in the tens place. Sort and record data into a table using up to four categories; use category counts to solve word problems.

Count up and down between and using ones and tens. Represent arrays and distinguish rows and columns using math drawings. Relate addition using manipulatives to a written vertical method. Use math drawings to represent additions with up to two compositions and relate drawings to a written method.

Choose and explain solution strategies and record with a written addition method Video. Use scissors to partition a rectangle into same-size squares, and compose arrays with the squares.


Solve two-step word problems within Strategies for Decomposing Tens and Hundreds Standard: Relate 10 more, 10 less, more, and less to addition and subtraction of 10 and Use square tiles to decompose a rectangle. Partition circles and rectangles into equal parts, and describe those parts as halves, thirds, or fourths.

eureka math lesson 2 homework 2.3

Video Lesson 16Lesson Relate manipulative representations to the addition algorithm. Compare totals below to new groups below as written methods.

Compose arrays from rows and columns, and count to find the total using objects. Build, identify, and analyze two-dimensional shapes with specified attributes. Sums and Differences Within Standard: Relate manipulative representations to the subtraction algorithm, and use addition to explain why the subtraction method works.


Make a ten to add within Use math drawings to represent the composition and relate drawings to a written method. Relate manipulative representations to a written method. Strategies for Addition and Subtraction Within Standard: Solve two-digit addition and subtraction word problems involving length by using tape diagrams and writing equations to represent the problem.


Describe two-dimensional shapes based on attributes. Use math drawings to represent equal groups, and relate to repeated addition. Use lfsson tiles to compose a rectangle, and relate to the array model.

Use attributes to draw different polygons including triangles, quadrilaterals, pentagons, and hexagons.

eureka math lesson 2 homework 2.3