Advertisements
Advertisements
Question
A piece of wire `7/8` metre long broke into two pieces. One piece was `1/4` metres long. How long is the other piece?
Advertisements
Solution
Total length of wire = `7/8` metre
Length of one piece of wire = `1/4` metre
Length of other pieces of wire = Length of the original wire and this one piece of wire
= `7/8 - 1/4`
= `[(7 xx 1) - (1 xx 2)]/8`
= `((7 - 2))/8`
= `5/8`
∴ Length of the other piece of wire = `5/8` metre
RELATED QUESTIONS
Subtract:
`7/9 - 2/9`
Subtract:
`9/13 - 4/13`
Subtract:
`7/10 - 3/10`
Subtract:
`9/12 - 2/12`
Subtract:
`3/10 - 1/20`
Subtract the following.
`5/9 - 1/9`
Subtract `1 1/4` from `6 1/2`.
Solve:
`3 - 12/15`
Fill in the boxes:
`1/2 - ☐ = 1/6`
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
