![[Class 7 Maths ] Find the differences: (g) 9.9 – 9.09 - Teachoo - Addition and Subtraction of Decimals](https://cdn.teachoo.com/6fc99476-bde2-46eb-b719-52ee3bdf2814/slide149.jpg)
Question 2 (g) - Addition and Subtraction of Decimals - Chapter 3 Class 7 - A peek beyond the Point (Ganita Prakash)
Last updated at July 25, 2026 by Teachoo
Addition and Subtraction of Decimals
Addition of Decimals
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Class 7 (Ganita Prakash 1, 2 & old NCERT)
Chapter 3 Class 7 - A peek beyond the Point (Ganita Prakash)
- Fractions - Quick Revision
- Need for a smaller unit
- Tenth
- Hundredth
- Figure it out - Page 58
- Decimals
- Fractions to Decimals
- Reading and Writing Decimals
- Unit Conversion - Weight, Length, Money
- Decimal in number line
- Finding greater decimal
- Closest decimal
-
Addition and Subtraction of Decimals
- Decimal Sequences
- Estimating Sums and Differences
- More on Decimal System
- Figure it out - Page 78, 79, 80
- Teachoo Questions - MCQs
- Teachoo Questions - Mix
- Teachoo Questions - Assertion Reasoning
- Teachoo Questions - Case Based
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Transcript
Question 2 (g) Find the differences: (g) 9.9 – 9.099.9 – 9.09 = 99/10−909/100 = (99 × 10 − 909)/100 = (990 − 909)/100 = 81/100 = 0.81
