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Gyaan Maths
CBSE · Class 6-12
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CBSE Maths · Class 6

Chapter 3: Number Play

Name: ________________________
Date: ______________
Marks: ____ / 6

Counting, place value, comparisons, and mental strategies for large numbers.

Questions

  1. Successor of 99999999.
  2. Predecessor of 10,00,00110,00,001.
  3. Write 20582058 in Roman.
  4. Round 487487 to nearest hundred.
  5. Largest 4-digit using 3,0,5,7.
  6. Comma-separate 8050000080500000 Indian.

Extra Practice (Optional)

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Answer Key (For Teachers)

  1. Answer: 1000010000
    Working: Add 1.
  2. Answer: 10,00,00010,00,000
    Working: Subtract 1.
  3. Answer: MMLVIIIMMLVIII
    Working: MM+L+VIIIMM+L+VIII.
  4. Answer: 500500
    Working: Look at tens digit.
  5. Answer: 75307530
    Working: Sort desc, non-zero first.
  6. Answer: 8,05,00,0008,05,00,000
    Working: 8 cr, 5 lakh.
Gyaan Maths · CBSE Class 6 · Chapter 3
Gyaan Maths — CBSE Class 6-12, built for board-toppers.
v1.1 · Sept 2026