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Question (c) - Figure it out - Page 58 - Chapter 3 Class 7 - A peek beyond the Point (Ganita Prakash)
Last updated at June 9, 2025 by Teachoo
Class 7 (Ganit Prakash)
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
Transcript
Question (c) Find the sums and differences: (c) 15 6/10 4/100+14 3/10 6/100 These are mixed fractions, converting them into normal fractions 15 6/10 4/100=15+6/10+4/100=(15 × 100 + 6 × 10 + 4)/100=𝟏𝟓𝟔𝟒/𝟏𝟎𝟎 14 3/10 6/100=14+3/10+6/100=(14 × 100 + 3 × 10 + 6)/100=𝟏𝟒𝟑𝟔/𝟏𝟎𝟎 Now, adding 𝟏𝟓𝟔𝟒/𝟏𝟎𝟎 and 𝟏𝟒𝟑𝟔/𝟏𝟎𝟎 Since denominator is same, we add numerator 𝟏𝟓𝟔𝟒/𝟏𝟎𝟎 +𝟏𝟒𝟑𝟔/𝟏𝟎𝟎=(1564 + 1436)/100 =𝟑𝟎𝟎𝟎/𝟏𝟎𝟎 =𝟑𝟎
