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1st  Grade Math Skills  - Envision Math

Topic 1  -  Solve Addition & subtraction Problems to 10

• Solve problems: put together

• Solve problems: both addends unknown

• Solve problems: take from

• Solve problems: compare situations

• Continue to solve problems: compare situations

• Practice solving problems: add to

• Solve problems: put together/take apart

• Problem-solving

Topic 2  -  Fluently Add & Subtract Within 10

• Doubles

• Near doubles

• Facts with 5 on a ten-frame

• Count back to subtract

• Continue to think addition to subtract

• Solve word problems with facts to 10

Topic 3  -  Addition Facts to 20: Use strategies

• Count on to add using an open number line

• Doubles

• Doubles +1

• Doubles +2

• Continue to make 10 to add

• Solve addition word problems with facts to 20

• Problem solving

Topic 4  -  Subtraction Facts to 20 Use Strategies

• Count to subtract

• Make 10 to subtract

• Continue to make 10 to subtract

• Fact families

• Continue to use addition & subtraction

• Explain subtraction strategies

• Solve word problems with facts to 20

• Problem solving

Topic 5  -  Work with Addition & Subtraction Equations

• Find the unknown numbers

• True or false equations

• Make true equations

• Word problems with three addends

• Solve addition & subtraction word problems

• Problem solving

Topic 6  -  Represent & Interpret Data

• Organize data into three categories

• Collect & represent data

• Interpret data

• Continue to interpret data

• Problem solving

Topic 7  -  Extend the Counting Sequence

• Count by 10s to 120

• Count by 1s to 120

• Count on a number chart to 120

• Count by 1s or 10s to 120

• Count on an open number line

• Count & write numerals

• Problem solving

Topic 8  -  Understand Place Value

• Make numbers 11 to 19

• Count with groups of tens & leftovers

• Tens & ones

• Continue with tens and ones

• Problem solving

Topic 9  -  Compare Two-Digit Numbers

• 1 more, 1 less, 10 more, 10 less

• Make numbers on a hundred chart

• Compare numbers

• Compare numbers with symbols (>,<, =)

• Compare numbers on a number line

• Problem solving

Topic 10  -  Use Models & Strategies to Add Tens & Ones

• Mental math: ten more than a number

• Add tens & ones using a hundred chart

• Add tens & ones using an open number line

• Add tens and ones using models

• Make a ten to add

• Problem solving

Topic 11  -  Use Models & Strategies to subtract tens

• Subtract tens using models

• Subtract tens using a hundred chart

• Subtract tens using an open number line

• Use addition to subtract tens

• Mental math: ten less than a number

• Use strategies to practice subtraction

• Problem solving

Topic 12  -  Measure Lengths

• Compare & order by length

• Indirect measurement

• Use units to measure length

• Continue to measure length

• Problem solving

Topic 13 -  Time

• Understand the hour & minute hands

• Tell & write time to the half hour

• Problem solving

Topic 14  -  Reason with Shapes & Their Attributes

• Use attributes to define two-dimensional (2-D) shapes

• Defining & non-defining attributes of 2-D shapes

• Build & draw 2-D shapes by attributes

• Compose 2-D shapes

• Compose new 2-D shapes from 2-D shapes

• Use attributes to define three-dimensional (3-D) shapes

• Compose with 3-D shapes

• Problem solving

Topic 15  -  Equal Shares of Circles & Rectangles

• Make equal shares

• Make halves & fourths of rectangles & circles

• Understand halves & fourths

• Problem solving