IT Applications
Number Systems

Knowing Our Numbers

Topic 1: Comparing numbers
Topic 2: Forming largest number from the given digits
Topic 3: Forming the smallest number from the given digits
Topic 5: Introducing 10000
Topic 6: Place value
Topic 7: Indian place value system
Topic 8: International place value system
Topic 9: Addition of large numbers
Topic 10: Subtraction of large numbers
Topic 11: Multiplication of large numbers
Topic 12: Estimating by rounding off
Topic 13: To estimate sum or difference
Topic 14: To estimate products
Topic 15: Using brackets
Topic 16: Expanding brackets
Topic 17: Roman numerals   (View Demo)
Multiple choice questions
Practice problems

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