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Subtraction

ICSE · Class 3 · Mathematics

Flashcards for Subtraction — ICSE Class 3 Mathematics. Quick Q&A cards covering key concepts, definitions, and formulas.

41 questions25 flashcards5 concepts

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25 Flashcards
Card 1Subtraction without regrouping (3-digit)

Subtract: 428 – 217

Answer

Step 1: Write numbers in columns. ``` H T O 4 2 8 - 2 1 7 ------- ``` Step 2: Subtract ones → 8 – 7 = 1 Step 3: Subtract tens → 2 – 1 = 1 Step 4: Subtract hundreds → 4 – 2 = 2 Answer: 211…

Card 2Subtraction without regroupor (3-digit)

Subtract: 681 – 471

Answer

Step 1: Align numbers by place value. ``` H T O 6 8 1 - 4 7 1 ------- ``` Step 2: Ones → 1 – 1 = 0 Step 3: Tens → 8 – 7 = 1 Step 4: Hundreds → 6 – 4 = 2 Answer: 210…

Card 3Subtraction with regrouping (3-digit)

Subtract: 925 – 416

Answer

Step 1: Ones → 5 < 6, so borrow from tens. 2 tens become 1 ten, 5 ones become 15. 15 – 6 = 9 Step 2: Tens → 1 – 1 = 0 Step 3: Hundreds → 9 – 4 = 5 Answer: 509…

Card 4Subtraction with regrouping (3-digit)

Subtract: 478 – 289

Answer

Step 1: Ones → 8 < 9, borrow from tens. 7 tens → 6 tens, 8 ones → 18 18 – 9 = 9 Step 2: Tens → 6 < 8, borrow from hundreds. 4 hundreds → 3 hundreds, 6 tens → 16 16 – 8 = 8 Step 3: Hundreds → 3 – 2 =…

Card 5Subtraction without regrouping (4-digit)

Subtract: 9361 – 4200

Answer

Step 1: Ones → 1 – 0 = 1 Step 2: Tens → 6 – 0 = 6 Step 3: Hundreds → 3 – 2 = 1 Step 4: Thousands → 9 – 4 = 5 Answer: 5161…

Card 6Subtraction without regrouping (4-digit)

Subtract: 5937 – 4104

Answer

Step 1: Ones → 7 – 4 = 3 Step 2: Tens → 3 – 0 = 3 Step 3: Hundreds → 9 – 1 = 8 Step 4: Thousands → 5 – 4 = 1 Answer: 1833…

Card 7Subtraction with regrouping (4-digit)

Subtract: 7405 – 1399

Answer

Step 1: Ones → 5 < 9, need to borrow. Tens = 0, so borrow from hundreds. Hundreds = 4 → 3, tens = 0 → 10 Now borrow: tens = 10 → 9, ones = 5 → 15 15 – 9 = 6 Step 2: Tens → 9 – 9 = 0 Step 3: Hundreds …

Card 8Subtraction with regrouping (4-digit, zeros)

Subtract: 9000 – 4299

Answer

Step 1: Ones → 0 < 9, borrow. But tens = 0, hundreds = 0 → borrow from thousands. 9 thousands → 8, hundreds → 10 Borrow: hundreds → 9, tens → 10 Borrow: tens → 9, ones → 10 10 – 9 = 1 Step 2: Tens → …

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Frequently Asked Questions

What are the important topics in Subtraction for ICSE Class 3 Mathematics?
Key topics in Subtraction include Subtraction – Chapter Overview Mind Map, A mind map showing the concept of subtraction, its meaning, the minus symbol, and the parts involved in a subtraction problem., A flowchart showing how the parts of subtraction work together in a problem: minuend minus subtrahend equals difference.. These are the concepts ICSE Class 3 examiners draw on most — study them first, then practise related questions.
How to score full marks in Subtraction — ICSE Class 3 Mathematics?
Understand the core concepts first, then work through the 41 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.
How many flashcards are available for Subtraction?
There are 25 flashcards for Subtraction covering key definitions, formulas, and concepts. Use them daily for 10–15 minutes for best results.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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