
Comparing Fractions
Last updated at September 22, 2025 by Teachoo
Transcript
Question 3(a) – Page 174 Write the following fractions in descending order. (a) 25/16, 7/8 , 13/4 , 17/32 So, to find common denominator of these fractions We need to find LCM Common denominator = LCM of 16, 8, 4, 32 = 2 × 2 × 2 × 2 × 2 = 32 Now, making denominator 32 of all these fractions 𝟐𝟓/𝟏𝟔=𝟐𝟓/𝟏𝟔 ×𝟐/𝟐 =𝟓𝟎/𝟑𝟐 𝟏𝟕/𝟑𝟐 Writing in descending order 𝟏𝟎𝟒/𝟑𝟐>𝟓𝟎/𝟑𝟐>𝟐𝟖/𝟑𝟐>𝟏𝟕/𝟑𝟐 Or we can write 𝟏𝟑/𝟒>𝟐𝟓/𝟏𝟔>𝟕/𝟖>𝟏𝟕/𝟑𝟐