2nd Quarter

illustrates addition as “putting together or combining or joining sets”

visualizes and adds two one-digit numbers with sums up to 18 using the order and zero properties of addition

adds two one-digit numbers using appropriate mental techniques e.g. adding doubles and/or near-doubles

visualizes and adds three one-digit numbers using the grouping property of addition

visualizes and adds two to three one-digit numbers horizontally and vertically

uses expanded form to explain the meaning of addition with regrouping

visualizes and adds numbers with sums through 99 without or with regrouping

adds mentally two to three one- digit numbers with sums up to 18 using appropriate strategies

adds mentally two-digit numbers and one-digit numbers with regrouping using appropriate strategies

visualizes and solves one-step routine and non-routine problems involving addition of whole numbers including money with sums up to 99 using appropriate problem solving strategies

creates situations involving addition of whole numbers including money

illustrates subtraction as “taking away” or “comparing” elements of sets

illustrates that addition and subtraction are inverse operations

visualizes, represents, and subtracts one-digit numbers with minuends through 18 (basic facts)

visualizes, represents, and subtracts one- to two-digit numbers with minuends up to 99 without regrouping

uses the expanded form to explain subtraction with regrouping

visualizes, represents, and subtracts one- to two-digit numbers with minuends up to 99 with regrouping

subtracts mentally one-digit numbers from two-digit minuends without regrouping using appropriate strategies

visualizes, represents, and solves routine and non-routine problems involving subtraction of whole numbers including money with minuends up to 99 with and without regrouping using appropriate problem solving strategies and tools

creates situations involving subtraction of whole number including money