Grade 2
It is essential that these standards be addressed in contexts
that promote problem solving, reasoning, communication, making connections, and
designing and analyzing representations.
Problem Solving Links
2.2 Number
and Operations and Algebra:
Develop fluency with addition facts and related subtraction facts,
and with multi-digit addition and subtraction.
Multi-Digit +/- Club
2.2.1 Apply, with fluency, sums to 20 and related subtraction facts. +/- Basic Facts Club
2.2.2 Solve multi-digit whole number problems by applying various meanings (e.g., taking away, and comparing) and models (e.g., combining or separating sets, using number lines, and hundreds charts) of addition and subtraction.
2.2.3 Develop fluency with efficient procedures for adding and subtracting multi-digit whole numbers and understand why the procedures work on the basis of place value and number properties.
2.2.4 Select and apply efficient methods to estimate sums and differences or calculate them mentally depending on the numbers and context involved.
2.2.5 Determine the value of mixed collections of coins to $1.00.