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# Grade 2 Online Math Lessons

Lesson Lesson Name Strand Content Outcome
101 Counting 100-500 Number Counting Read and write numbers to 500. Count to 500 using base-ten numerals, number names, and expanded form. Know three-digit numbers represent amounts of hundreds, tens, and ones. Add 1, 10 or 100 to a given number 100-900. Subtract 1, 10 or 100 from a given number 100-900.
102 Moving Shapes Geometry Flip, Slide, Turn Understand the effect of one-step slides, flips and turns. Know that moved objects do not alter size or features. Identify a quarter and half turn. Tessellates shapes.
103 Adding 9 Number Addition Use the jump strategy to add 9 to numbers. Understand the equal sign. Work out if addition equations are true or false. Subitize small groups of objects in different formations.
104 Measuring Measurement Length Estimate lengths using meters. Measure lengths using meters. Compare lengths. Use comparative language: more than 1m; 1m; less than 1m.
105 Partitioning Numbers to 1000 (Place Value) Number Place Value Read and write numbers to 500. Count to 500 using base-ten numerals, number names, and expanded form. Know three-digit numbers represent amounts of hundreds, tens, and ones. Compose and decompose two- and three-digit numbers using tens and ones.
106 Counting 500-1000 Number Counting Count within 1000. Skip-count by 100s. Add 1, 10 or 100 to a given number 100-900. Subtract 1, 10 or 100 from a given number 100-900. Use a number square to help skip count by 5s.
107 Chance (2) Statistics Chance Identify outcomes of familiar events involving chance. Use everyday chance language: will happen, won’t happen, might happen, possible, impossible. Use comparative language: more likely, less likely.
108 Odd and Even Numbers (was 91) Number Odd & Even Determine if a number is odd or even number. Use rules to add odd and even numbers.
109 The Calendar Measurement Time Use a calendar to identify the date. Determine the number of days in each month. Sequence months of the year. Countdown to dates using a calendar. Sequence days of the week.
110 Take Away by Partitioning (Jump Strategy) Operations Multiplication Sort and describe a collection of objects as a group.
111 Sharing (2) Operations Division Share a collection of objects into two, three, four or six equal groups. Arrange groups into arrays. Use addition to find the total number of objects in arrays. Count groups of objects.
112 Area (2) (was lesson 69) Measurement Area Understand that area measures how much a surface covers. Sort objects according to height. Sort objects according to area. Use informal measurement to count area. Compare to identify and order which is larger or smaller.
113 Grouping (2) Operations Group & Share Count groups of objects. Recognize grouping as repeated addition. Use a number line to skip count. Write an equation to show the total as a sum of equal addends. Solve word problems by grouping and counting.
114 Time: Quarter to and Quarter past Measurement Time Tell time to the quarter-hour. Use language of time: quarter after, quarter past, quarter to. Recognize the position of clock hands when showing quarter to or quarter past. Sequence months of the year. Countdown to dates using a calendar. Sequence days of the week.
115 Multiplying Groups Operations Multiplication Recognize multiplication as repeated addition, groups and arrays. Write an equation using signs: x, =. Use language of multiplication: groups of, multiply. Multiply groups by 1, 2, 3, 4, 5.
116 Volume (was 76) Measurement Volume Recognize volume as how much space. Use comparative language: less, more, big, bigger, biggest, small, smaller, smallest. Informally measure volume. Record informal measurements for volume.
117 Skip Counting Patterns (3) Patterns & Algebra Counting Patterns Skip count forwards and backwards by threes, fives, tens, hundreds.
118 Word Problems (Solving + and -) Operations Addition & Subtraction Solve addition word problems. Solve subtraction word problems.
119 2D Shapes – The Rhombus Geometry 2D Shape Name rhombuses in the environment. Sort shapes. Name rhombuses in different orientations and sizes. Identify parallel lines. Compose two-dimensional shapes to create a composite shape. Identify properties of 2D and 3D shapes.
120 Addition (1) Operations Addition Solve addition problems using the jump strategy and skip counting. Fluently subtract within 30. Use place value to partition numbers to solve addition problems. Solve addition word problems. Add multiples of ten to a two-digit number.
121 3D Objects – Different Views Geometry 3D Objects Identify the top, front, side and base of 3D objects. Identify and count the numbers of vertices.
122 Comparing Numbers Number Place Value Use < = > symbols. Compare pairs of numbers starting with a single-digit and building to 2-digit and 3-digit numbers.
123 5 minute intervals Measurement Time Understand that there are 60 minutes in an hour, and that there are 5 minute intervals between numbers. Match the time on an analog clock to a digital time shown in 5 minute intervals.
124 Subtraction (3) Operations Subtracting Use vertical subtraction. Subtract a single-digit number from a double digit number with no regrouping.
125 Equivalent Money Operations Money Match amounts with equivalent coins. Use 2 coins, 3 coins and 4 coins.
126 Measuring with inches Measurement Length Use inches as a formal unit to measure length. Measure an object twice using informal units. Measure to determine how much longer one item is than another.
127 Elapsed Time Measurement Time Calculate how much time has elapsed between 2 specific times to the hour and half hour.
129 Rounding numbers Number Rounding Use a number line. Identify the 'midpoint' and round numbers within 100 up or down to the nearest ten.
130 Multiplication word problems Operations Multiplying Introduce multiplication word problems that use the strategy of 'creating a picture'.
131 Word problems (2) - Solving + and - Operations Adding & Subtracting Work backwards to solve a word problem. Use addition and subtraction number sentences.
132 Fractions Number Fractions Revise fractions and introduce the term ‘eighths’. Identify items that have been cut into equal parts.
133 Number Patterns - Problem Solving Patterns & Algebra Adding & Subtracting Identify a pattern in order to complete a number pattern: +2 pattern, -10 pattern, +100 pattern.
134 Subtraction (4) Operations Subtracting Use vertical subtraction. Subtract two 2-digit numbers with no regrouping. Subtract two 3-digit numbers with no regrouping.
135 Comparing Mass Measurement Mass & Data Use non-standard units to measure the mass of different items. Count the units using tally marks. Present the information as a picture graph and interpret the graph.
136 The Division Sign Operations Dividing Use the division sign. Share items between groups and divide using a number line.
137 Problem Solving - Make a Table Operations Multiplying Solve a word problem by putting information into a table.
138 Fractions of a Collection Number Grouping Investigate equal parts and shares of a whole. Understand that the denominator tells you how many groups to make.
139 2-Step Problem Solving Operations Adding & Subtracting Break a word problem into 2 separate sums. Focus on just addition, addition and subtraction sums, and just subtraction.
140 Revision Number, Patterns & Algebra, Operations, Geometry, Measurement & Data Adding, Subtracting, Multiplying, Dividing, 2D Shapes, 3D Objects, Measure, Graphs Revise vertical addition and subtraction, grouping and fractions. Identify the properties of 2D shapes and 3D objects. Measure length. Match analog and digital times. Compare area in square units. Interpret picture graphs.
141 Length - Word Problems Measurement Length, Adding & Subtracting Solve multi-step word problems involving length using a range of addition and subtraction strategies. These include creating a picture to find the difference, using a number line, mentally counting on by tens and exploring related number facts.
142 Fluent facts within 20 Operations Adding & Subtracting Use number bonds to 10 and then to 20 to fluently complete addition equations. Apply knowledge of related addition and subtraction number facts to solve subtraction equations within 20.
143 Comparing lengths using data Measurement & Data Length & Data Measure different lengths in formal units and construct a bar graph to show the results. Interpret the bar graph to answer questions.
144 Adding within 1000 Operations Adding Explore 3 different strategies to add two 3-digit numbers: use base 10 equipment to decompose and compose numbers; use vertical addition; use a number line.
145 Quadrilaterals Geometry 2D shapes Understand that shapes with 4 sides are called quadrilaterals. Identify quadrilaterals from a range of shapes. Identify how many sets of parallel lines a shape has and determine if it is a quadrilateral.
146 Subtracting within 1000 Operations Subtracting Explore 3 different strategies to subtract two 3-digit numbers: use base 10 equipment to decompose and compose numbers; use vertical subtraction; use a number line.
147 Money - Word Problems Operations Adding & Subtracting Solve multi-step word problems that involve adding the cost of three items to find the total; determining how much more money is needed to buy an item; adding the cost of three items and giving change from \$5.
148 Mentally Adding and Subtracting Operations Adding & Subtracting Use strategies to mentally add and subtract 10 or 100 to a given number 100-900.
149 Area of Rectangles Measurement Area Revise area: partition rectangles into square units; count square units to measure area; compare the areas of 2 shapes; create shapes based on a given area.
150 Adding up to four 2-digit numbers Operations Adding Add up to four 2-digit numbers using a variety of strategies including vertical algorithms, split strategy and jump strategy.