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Gyaan Maths
CBSE · Class 6-10
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CBSE Maths · Class 6

Chapter 8: Decimals

Name: ________________________
Date: ______________
Marks: ____ / 10

Place value in decimals, comparison, addition and subtraction of decimals, conversion between fractions and decimals.

Questions

  1. Express 2.52.5 km in metres.
  2. Convert 920\dfrac{9}{20} to decimal.
  3. Add 3.4+0.06+12.53.4 + 0.06 + 12.5.
  4. Compare: 0.50.5 and 0.480.48.
  5. Add 2.35+4.62.35 + 4.6.
  6. Convert 3/43/4 to decimal.
  7. Multiply 0.5×0.20.5 \times 0.2.
  8. Divide 4.8÷0.64.8 \div 0.6.
  9. Express 7/257/25 as a decimal.
  10. Subtract 12.5−3.7512.5 - 3.75.

Extra Practice (Optional)

  • Convert 34\dfrac{3}{4} to decimal.
  • Compare 0.050.05 and 0.50.5.
  • Write 2.0072.007 in words.

Answer Key (For Teachers)

  1. Answer: 25002500 m.
    Working: 11 km =1000= 1000 m.
  2. Answer: 0.450.45.
    Working: 920=45100\dfrac{9}{20} = \dfrac{45}{100}.
  3. Answer: 15.9615.96.
    Working: Align: 03.40+00.06+12.5003.40 + 00.06 + 12.50.
  4. Answer: 0.50.5 is greater.
    Working: 0.500.50 vs 0.480.48.
  5. Answer: 6.956.95
    Working: Align decimals: 2.35+4.60=6.952.35 + 4.60 = 6.95.
  6. Answer: 0.750.75
    Working: 3÷4=0.753\div 4 = 0.75.
  7. Answer: 0.100.10
    Working: 5×2=105 \times 2 = 10; two decimal places.
  8. Answer: 88
    Working: Shift decimal: 48÷6=848 \div 6 = 8.
  9. Answer: 0.280.28
    Working: 7/25=28/1007 / 25 = 28 / 100.
  10. Answer: 8.758.75
    Working: Align: 12.50−3.75=8.7512.50 - 3.75 = 8.75.
Gyaan Maths · CBSE Class 6 · Chapter 8
Gyaan Maths — CBSE Class 6-10, built for board-toppers.
v1.1 · Feb 2026