Unit 3: Addition & Subtraction - Digital Interactive Book
Unit 3: Addition & Subtraction
Learning Outcome (As per NCF & NEP ECCE Goals)
Children will:
Understand early number operations by adding and subtracting using pictures, objects, and simple situations.
Develop logical thinking by counting, combining, and taking away objects.
Solve simple word problems using real-life contexts.
Addition with Pictures
Quick Instructions: "Look at the two groups of objects. Count how many are in each group. Then add them together and write the total in the box."
Interactive Addition Practice
Click on objects to add them together
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0
Count and write the answer.
✏️ Count objects and write the total
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Encourage the child to count each object aloud and touch each one while counting.
Page 1
Subtraction with Pictures
Cross Out and Count
Instruction for child: "Look at the pictures. Draw an 'X' on the objects you are subtracting. Then count how many are left and write the answer in the box."
Interactive Subtraction Practice
Start with 5 items, then subtract
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5
Write how many are left?
❌ Cross out objects and count remaining
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Have children point, count, cross out carefully, and then count what's left.
Page 2
Practice Equations
Practice Addition & Subtraction
Instruction for child: "Solve these addition and subtraction problems. Write the answer in the box."
➕ Addition Problems
2 + 3 =
4 + 1 =
3 + 2 =
1 + 5 =
2 + 2 =
0 + 4 =
➖ Subtraction Problems
4 - 1 =
6 - 2 =
8 - 5 =
2 - 1 =
7 - 3 =
5 - 2 =
Use physical objects like blocks or counting beads to help children visualize addition and subtraction. Let them combine and remove objects as they solve problems.
Page 3
Domino Addition with Dots
Interactive Domino Addition
Instruction for child: "Look at each domino. Count the dots on the top part and the bottom part. Write the two numbers in the boxes to make a vertical sum. Then add them and write the total in the answer box."
Count the dots → Write the addends → Add them → Write the sum.
Interactive Domino Practice
Domino 1
+=
Domino 2
+=
Domino 3
+=
Domino Addition Drawing Activity
🔢 Count dots and write addition equations
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Encourage children to count the dots slowly with their finger. If needed, let them use counters or draw circles to support their addition. Praise accuracy and neat writing.
Page 4
Addition Word Problems
Real-life Addition Stories
Read each story problem. Draw the objects, then add them together.
1️⃣ Ria has 2 apples. Her friend gives her 1 more apple. How many apples does she have now?
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apples total
🍎 Draw apples and count
2️⃣ There are 3 balloons in the room. Mama brings 2 more balloons. How many balloons are there now?
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balloons total
🎈 Draw balloons and count
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Encourage children to point to each object as they count. Use real objects (blocks, crayons) first, then move to pictures. Praise them for trying, even if they make mistakes.
Page 5
End of Unit Review
Unit 3 Completion
End of Unit Teacher's Note
Students can now confidently add and subtract using pictures, dots, and simple stories. They have developed early number sense and can solve problems independently with visual support.
Final Review Challenge
Addition Challenge
3 + 4 = ?
Subtraction Challenge
7 - 2 = ?
Word Problem
You have 5 🍪 cookies and eat 2. How many left?
🎉 Congratulations! 🎉
🎨 Draw a celebration picture!
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Celebrate Learning!
Praise children for their hard work in learning addition and subtraction. Encourage them to use these skills in everyday situations like sharing snacks or counting toys.