# Pennsylvania Core Standards in Mathematics — Grade 2

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#### CC.2.1.2.B.1

Use place-value concepts to represent amounts of tens and ones and to compare three digit numbers.

#### CC.2.1.2.B.2

Use place-value concepts to read, write, and skip count to 1000.

#### CC.2.1.2.B.3

Use place-value understanding and properties of operations to add and subtract within 1000.

#### CC.2.2.2.A.1

Represent and solve problems involving addition and subtraction within 100.

#### CC.2.2.2.A.2

Use mental strategies to add and subtract within 20.

#### CC.2.2.2.A.3

Work with equal groups of objects to gain foundations for multiplication.

#### CC.2.3.2.A.1

Analyze and draw two and three-dimensional shapes having specified attributes

#### CC.2.3.2.A.2

Use the understanding of fractions to partition shapes into halves, quarters, and thirds

#### CC.2.4.2.A.1

Measure and estimate lengths in standard units using appropriate tools.

#### CC.2.4.2.A.2

Tell and write time to the nearest five minutes using both analog and digital clocks.

#### CC.2.4.2.A.3

Solve problems and make change using coins and paper currency with appropriate symbols.

#### CC.2.4.2.A.4

Represent and interpret data using line plots, picture graphs, and bar graphs.

#### CC.2.4.2.A.6

Extend the concepts of addition and subtraction to problems involving length.