lesson
Solving Two-Step Addition and Subtraction Word Problems
Solve two-step practical word problems involving numbers, quantities, and measures.
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Adding and Subtracting Two-Digit Numbers
10 lessons
Goal
Add and subtract pairs of two-digit numbers using partitioning, column representations, and mental strategies.
10 lessons
0 of 10 done
- Adding Two Two-Digit Numbers Without RegroupingUp next
- Adding Two-Digit Numbers by PartitioningNot started yet
- Adding Two Two-Digit Numbers with Exchanging OnesNot started yet
- Adding Two-Digit Numbers Mentally (With Regrouping)Not started yet
- Subtracting Two-Digit Numbers Without ExchangeNot started yet
- Subtracting Two-Digit Numbers on an Open Number LineNot started yet
- Subtracting Two-Digit Numbers Exchanging a TenNot started yet
- Finding the Difference Between Two-Digit NumbersNot started yet
- Solving Addition and Subtraction Problems with Bar ModelsNot started yet
- Solving Two-Step Addition and Subtraction Word ProblemsYou are here
Learning standards covered
UK-NC-MATH-34National Curriculum (England) · Math · 1st Gradesolve problems with addition and subtraction: using concrete objects and pictorial representations, including those involving numbers, quantities and measures
Open Global Standard:OGM.3.OA.2
UK-NC-MATH-35National Curriculum (England) · Math · 1st Gradesolve problems with addition and subtraction: applying their increasing knowledge of mental and written methods
Open Global Standard:OGM.3.NBT.8OGM.3.OA.2
OGM.3.OA.2OGM.3.NBT.8