CCSSM Grade K CCSSM Grade 1 CCSSM Grade 2 Cont Bal Represent and solve problems Cont Bal Represent and solve Cont Bal N-L-M- N-L-M- N-L-M- N-L-M- N-L-M- N-L-M- involving addition and problems involving addition A-H A-H A-H A-H A-H A-H subtraction and subtraction 2. Solve addition and 1. Use addition and subtraction 1. Use addition and subtraction subtraction word problems, within 20 to solve word problems within 100 to solve one- and and add and subtract within involving situations of adding to, two-step word problems 10. taking from, putting together, involving situations of adding taking apart, and comparing, with to, taking from, putting unknowns in all positions. together, taking apart, and 2. word problems that call for comparing with unknowns in addition of three whole numbers all positions. whose sum is less than or equal to 20. Work with addition and subtraction equations 7. Understand the meaning of the equal sign, and determine if equations involving addition and subtraction are true or false. For example, which of the following equations are true and which are false? 6 = 6, 7 = 8 1, 5 + 2 = 2 – + 5, 4 + 1 = 5 + 2. 8. Determine the unknown whole number in an addition or subtraction equation relating three whole numbers.
CCSSM Grade K CCSSM Grade 1 CCSSM Grade 2 Cont N-L-M- A-H Bal N-L-M- A-H Represent and solve problems involving addition and subtraction Cont N-L-M- A-H Bal N-L-M- A-H Represent and solve problems involving addition and subtraction Cont N-L-M- A-H Bal N-L-M- A-H 2. Solve addition and subtraction word problems, and add and subtract within 10. 1. Use addition and subtraction within 20 to solve word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions. 2. word problems that call for addition of three whole numbers whose sum is less than or equal to 20. 1. Use addition and subtraction within 100 to solve one- and two-step word problems involving situations of adding to, taking from, putting together, taking apart, and comparing with unknowns in all positions. Work with addition and subtraction equations 7. Understand the meaning of the equal sign, and determine if equations involving addition and subtraction are true or false. For example, which of the following equations are true and which are false? 6 = 6, 7 = 8 – 1, 5 + 2 = 2 + 5, 4 + 1 = 5 + 2. 8. Determine the unknown whole number in an addition or subtraction equation relating three whole numbers.
CCSSO%20Mathematics%20Curriculum%20Analysis%20Project.Whole%20Document.6.1.11.Final.docx