Column Addition: Building Confidence Step-by-Step

Column Addition: Building Confidence Step-by-Step

WALT: Master column addition with confidence Year 5 Mathematics Functional Skills Entry Level & Level 1

WALT & Success Criteria

WALT: Understand and perform column addition with 2- and 3-digit numbers WALT: Apply column addition to solve real-life problems WALT: Develop confidence through step-by-step methods Success: I can line up numbers in columns correctly Success: I can add from ones to tens to hundreds Success: I can carry over numbers when needed

Place Value Refresher

Hundreds column (H) - worth 100s Tens column (T) - worth 10s Ones column (O) - worth 1s Example: 347 = 3 hundreds + 4 tens + 7 ones Always line up numbers by their place value!

Column Addition Step-by-Step Method

Guided Practice Together

Let's solve: 156 + 278 Step 1: Line up the columns Step 2: Add ones (6 + 8 = ?) Step 3: Add tens (5 + 7 + carried = ?) Step 4: Add hundreds (1 + 2 + carried = ?) Check: Estimate 150 + 280 ≈ 430

Real-Life Problem Solving

Shopping Challenge! You buy a game for £245 and headphones for £167. What is the total cost? Remember: Line up, add ones first, carry when needed! Can you estimate the answer first?

Independent Practice

Try these on your own: Problem 1: 234 + 189 Problem 2: 456 + 278 Problem 3: A baker sells 145 cakes on Monday and 267 on Tuesday. How many in total? Remember to estimate first! Check your work when finished

Reflection & Success

'Every expert was once a beginner. Every pro was once an amateur.' What did you find easiest today? Which step needs more practice? How will you use column addition in real life? You've made great progress today!