Advertisements
Advertisements
Question
Subtract:
`2/7 - 1/4`
Advertisements
Solution
Smallest common multiple of 7 and 4 is 28.
`2/7 - 1/4 = (2 xx 4)/(7 xx 4) - (1 xx 7)/(4 xx 7)`
= `8/28 - 7/28`
= `(8 - 7)/28`
= `1/28`
RELATED QUESTIONS
Subtract:
`5/8 - 3/8`
Subtract:
`9/13 - 4/13`
`7/10` of a wall is to be painted. Ramu has painted `4/10` of it. How much more needs to be painted?
Subtract the following.
`7/13 - 4/13`
`67/14 - 24/14` = ______.
Subtract `1 1/4` from `6 1/2`.
Fill in the missing fraction.
`☐ - 3/21 = 5/21`
Solve:
`4/3 - 1/2`
In her science class, Jyoti learned that the atomic weight of Helium is 4.0030; of Hydrogen is 1.0080; and of Oxygen is 16.0000. Find the difference between the atomic weights of Oxygen and Hydrogen
Using the method of separating whole numbers and fractions, how is the expression 3`2/5` − 2`1/7` rewritten?
