Use the associative property to subtract from three-digit numbers and verify solutions with addition. Make number bonds of ten. Explore a situation with more than 9 groups of Subtract from and from numbers with zeros in the tens place. Solve word problems involving different combinations of coins with the same total value.

Make a ten to add within Make a ten to add and subtract within Use attributes to identify and draw different quadrilaterals including rectangles, rhombuses, parallelograms, and trapezoids. Count the total value of ones, tens, and hundreds with place value disks. Solve two-digit addition and subtraction word problems involving length by using tape diagrams and writing equations to represent the problem. Please submit your feedback or enquiries via our Feedback page. Sort and record data into a table using up to four categories; use category counts to solve word problems.

Make number bonds through ten with a subtraction focus and apply to one-step word problems.

Partition circles and rectangles into equal parts, and describe those parts as halves, thirds, or fourths. Make a ten to add within Sums and Differences Within Standard: Represent arrays and distinguish hommework and columns using math drawings.

Common Core Grade 2 Math (Worksheets, Homework, Solutions, Lesson Plans)

Use math drawings to represent the composition when adding a two-digit to a three-digit addend. Video Lesson 25Lesson Build, identify, and analyze two-dimensional shapes with specified attributes.


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Use math drawings to represent subtraction with and without decomposition and relate drawings to a written method. Use mental strategies to relate compositions lessn 10 tens as 1 hundred to 10 ones as 1 ten. Create arrays using square tiles with gaps.


Use square tiles to compose a rectangle, and relate to the array model. Video Lesson 7Lesson 8: Draw and label a bar graph homdwork represent data; relate the count scale to the number line. Investigate the pattern of even numbers: Attributes of Geometric Shapes Standard: Model 1 more and 1 less, 10 more and 10 less, and more and less when changing the hundreds place.

Bundle and count ones, tens, and hundreds to 1, Composite Shapes and Fraction Concepts Standard: Share and critique solution strategies for varied addition and subtraction problems within 1, Solve elapsed time problems involving whole hours and a half hour. Add and subtract multiples of 10 including counting on to subtract. Use math drawings to represent subtraction with up to two decompositions, relate drawings to the algorithm, and use addition to explain why the subtraction method works.


Draw and label a picture graph to represent data with up to four categories.

Eureka math lesson 12 homework answer key

Read and write numbers within 1, after modeling with number disks. Use attributes to draw different polygons including triangles, quadrilaterals, pentagons, and hexagons.

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Problem Solving with Categorical Data Standard: Strategies for Composing Tens and Hundreds Standard: Use math drawings to represent the composition and relate drawings to a written method.

Use and explain the totals below written method using words, math drawings, and numbers. Video Lesson 9Lesson Relate manipulative representations to the addition algorithm.

Write base ten numbers in expanded form. Identify unknown numbers on a number line diagram by using the distance between numbers and reference points. Decompose arrays into rows and columns, and relate to repeated addition.