Courseversity
Grade 3 · Addition and Subtraction
Every published lesson is listed here.
CV-PRI-G03-MATH-OPS-U01-L01
Reviewing multidigit addition
Review adding multidigit numbers by place without regrouping.
CV-PRI-G03-MATH-OPS-U01-L02Addition with regrouping
Add four-digit numbers with regrouping.
CV-PRI-G03-MATH-OPS-U01-L03Multidigit subtraction
Subtract four-digit numbers without regrouping.
CV-PRI-G03-MATH-OPS-U01-L04Subtraction with regrouping
Subtract four-digit numbers with regrouping, including across zeros.
CV-PRI-G03-MATH-OPS-U01-L05Estimating answers
Estimate sums and differences by rounding.
CV-PRI-G03-MATH-OPS-U01-L06Checking calculations
Check calculations using inverse operations, swapping and estimation.
CV-PRI-G03-MATH-OPS-U01-L07Multistep word problems
Solve word problems that need more than one step.