Order numbers in different forms. Strategies for Decomposing a Ten Standard: Sums and Differences Within Standard: Relate doubles to even numbers, and write number sentences to express the sums. Use manipulatives to create equal groups.
Add and subtract multiples of 10 and some ones within Add and subtract multiples of including counting on to subtract. Use grid paper to create designs to develop spatial structuring. Tell time to the nearest five minutes. Use scissors to partition a rectangle into same-size squares, and compose arrays with the squares. Describe a whole by the number of equal parts including 2 halves, 3 thirds, and 4 fourths.
You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Use math drawings to represent subtraction with up to two decompositions and relate drawings to a written method.
Displaying Measurement Data Standard: Tell time to the nearest five minutes; relate a. Solve word problems using data presented in a bar graph. Apply conceptual understanding of measurement by solving two-step word problems Video. Use square tiles to decompose a rectangle.
Common Core Grade 2 Math (Worksheets. Homework, Lesson Plans, Examples, Solutions)
Attributes of Geometric Shapes Standard: Represent subtraction with and without the decomposition of 1 ten as 10 ones with manipulatives. Solve addition and subtraction word problems using the ruler as a number line.
Subtract multiples of and some tens within 1, Apply and explain alternate methods for subtracting from multiples of and from numbers with zero in the tens place. Use mental strategies to relate compositions of 10 tens as 1 hundred to 10 ones as 1 ten.
Problem Solving with Categorical Data Standard: Represent equal groups with tape diagrams, and relate to repeated addition.
Module 5, Lesson 22 | Math, Elementary Math, 3rd grade | ShowMe
Construct a paper clock by partitioning a circle into halves and quarters, and tell time to the half hour or quarter hour. Decompose to subtract from a ten when subtracting within and apply to one-step word problems.
Video Lesson 25Lesson Relate the square to the cube, and describe the cube based on attributes.
Use math drawings to represent equal groups, and relate to repeated addition. Strategies for Addition and Subtraction Within Standard: Relate manipulative lessn to a written method.
Common Core Grade 2 Math (Worksheets, Homework, Solutions, Lesson Plans)
Sums and Differences Within Standard: Draw and label a bar graph to represent data; relate the count scale to the number line. Finding 1, 10, and More or Less than a Number Standard: Decompose to subtract from a ten when subtracting within 20 and apply to one-step word problems.
Model 1 more and 1 less, 10 more and 10 less, and more and less when changing the hundreds place. Relate manipulative representations to the subtraction algorithm, and use addition to explain why the subtraction method works. Choose and explain solution strategies and record with a written addition method Video. Use math drawings to represent additions with up to two compositions and relate drawings to a written method. Use attributes to eureks different polygons including triangles, mafh, pentagons, and hexagons.
Strategies for Adding and Subtracting Within 1, Standard: Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.
Count up and down between 90 and 1, using ones, tens, and hundreds. Compare totals below to new groups below as written methods. Explore a situation with more than 9 groups of Composite Shapes and Fraction Concepts Standard: