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2nd Grade Math Skills - Envision Math 2.0

Topic 1  -  Fluently Add & Subtract Within 20

• Addition fact strategies
• Doubles & near doubles
• Make a ten to add
• Addition fact patterns
• Count on and count back to subtract
• Think addition & subtraction
• Make a ten to subtract
• Addition and subtraction facts
• Solve addition & subtraction word problems

Topic 2  -  Work with Equal Groups

• Even & odd numbers
• Use arrays to find totals
• Make arrays to find totals
• Solve word problems using arrays

Topic 3  -  Add Within 100 Using Strategies

• Add tens & ones on a hundred chart
• Add tens and ones on an open number line
• Break apart numbers to add
• Add using compensation
• Solve one & two step word problems

Topic 4  -  Fluently Add Within 100

• Add with partial sums
• Models to add 2-digit numbers
• Add 2 digit numbers with regrouping (carry the ones)
• Adding more than two 2-digit numbers
• Solve one & two step word problems

Topic 5  -  Subtract Within 100 Using Strategies

• Subtract tens & ones on a hundred chart
• Count back to subtract on an open number line
• Add up to subtract on an open number line
• Break apart numbers to subtract
• Subtract using compensation
• Solve one & two step word problems

Topic 6  -  Fluently Subtract Within 100

• Regroup 1 ten for 10 ones
• Models to subtract 2-digit and 1-digit numbers
• Subtract 2-digit and 1-digit numbers
• Models to subtract 2-digit numbers
• Subtract 2-digit numbers
• Use addition to check subtraction
• Solve one & two step word problems

Topic 7  -  More solving Problems Involving Addition & Subtraction

• Represent addition & subtraction Problems (missing numbers)
• Solve addition & subtraction problems (making sense of word problems)
• Solve two-step word problems

Topic 8  -  Work with Time & Money

• Solve problems with coins (counting coins)
• Solve problems with dollar bills
• Tell time to five minutes
• Tell time before and after the hour
• A.M. and P.M.

Topic 9  -  Numbers to 1,000

• Understand hundreds
• Models & 3-digit numbers
• Name place value
• Read & write 3-digit numbers
• Different ways to name the same number
• Place-value patterns with numbers
• Skip count by 5s, 10s, and 100s to 1,000
• Compare numbers using place-value
• Compare numbers on the number line

Topic 10  -  Add Within 1,000 Using Models & Strategies

• Add 10 and 100
• Add on an open number line
• Add using mental math
• Add using partial sums
• Use models to add
• Explaining addition strategies
• Solve word problems

Topic 11  -  Subtract Within 1,000 Using Models & Strategies

• Subtract 10 and 100
• Count back to subtract on an open number line
• Add up to subtract on an open number line
• Subtract using mental math
• Use models to subtract
• Explain subtraction strategies
• Solve word problems

Topic 12  -  Measuring Length

• Estimating Length
• Measure with inches
• Inches, feet, and yards
• Measure Length using different customary units
• Measure with centimeters
• Centimeters and meters
• Measure lengths using different metric units
• Compare lengths

Topic 13 -  More Addition, Subtraction, and Length

• Add and subtract with measurement
• Find unknown measurements
• Add & subtract on a number line
• Solve word problems

Topic 14  -  Graphs & Data

• Line plots
• Bar graphs
• Picture graphs
• Draw conclusions with graphs
• Solve word problems

Topic 15  -  Shapes & Their Attributes

• 2-Dimensional shapes
• Polygons & Angels
• Draw 2-dimensional shapes
• Cubes
• Divide rectangles into equal shares
• Partition shapes
• Equal shares, different shapes
• Solve word problems

Math Envisions Help:

https://youtu.be/XX-6k1h610Y