Math 2.4
Number and operations. The student applies mathematical process standards to develop and use strategies and methods for whole number computations in order to solve addition and subtraction problems with efficiency and accuracy. The student is expected to:
- (1) recall basic facts to add and subtract within 20 with automaticity;
- (A) add up to four two-digit numbers and subtract two-digit numbers using mental strategies and algorithms based on knowledge of place value and properties of operations;
- (B) solve one-step and multi-step word problems involving addition and subtraction within 1,000 using a variety of strategies based on place value, including algorithms; and
- (C) generate and solve problem situations for a given mathematical number sentence involving addition and subtraction of whole numbers within 1,000.
- Plus Plan
Doubles Minus One - Dice Roll Worksheet
Practice the doubles minus one addition strategy with this one-page worksheet.
- Plus Plan
Doubles Minus 1 - Game Boards
30 game boards to use when practicing the doubles minus one strategy with single and double-digit numbers.
- Plus Plan
Doubles Plus 1 - Game Boards
30 game boards to use when practicing the doubles plus one strategy with single and double-digit numbers.
- Plus Plan
Pandora's Party Palace Math Activity - Lower Level Version
16 mathematics problem solving task cards involving money in a real-world context.
- Plus Plan
Doubles to Twenty
A set of 20 posters to help students remember double numbers to ten.
- Plus Plan
Math Resource Pack for Parents - Addition and Subtraction
An extensive collection of resources for parents to help Grade 2 and Grade 3 children with addition and subtraction.
- Plus Plan
Number Talks Teaching Resource Pack - Grade 2
A collection of number talks teaching resources that support meaningful and highly engaging conversations in the mathematics classroom.
- Plus Plan
September Homeschool Resource Pack - Grade 2
A collection of age-appropriate, Grade 2 teaching resources and activities for homeschool parents to use with their children during the month of September.
- Plus Plan
Number Facts Board Games
A collection of board games to reinforce your students' knowledge of addition and subtraction fact strategies.