Advertisements
Advertisements
Question
Compare the following pair of rational numbers
`(-11)/5, (-21)/8`
Advertisements
Solution
`(-11)/5, (-21)/8`
L.C.M of 5, 8 is 40
`(-11)/5 = (-11 xx 8)/(5 xx 8) = (-88)/40`
`(-21)/8 = (-21 xx 5)/(8 xx 5) = (-105)/40`
`(-88)/40 > (-105)/40`
∴ `(-11)/5 > (-21)/8`
APPEARS IN
RELATED QUESTIONS
There are an unlimited number of rational numbers between 10 and 11
Which of the following is equivalent to `4/5`?
If `p/q` is a rational number and m is a non-zero integer, then `(p xx m)/(q xx m)` is a rational number not equivalent to `p/q`.
`4/6` is equivalent to `2/3`.
Are the rational numbers `(-8)/28` and `32/(-112)` equivalent? Give reason.
Give three rational numbers equivalent to:
`7/11`
Write the next three rational numbers to complete the pattern:
`4/(-5), 8/(-10), 12/(-15), 16/(-20)`, ______, ______, ______.
Write the next three rational numbers to complete the pattern:
`(-8)/7, (-16)/14, (-24)/21, (-32)/28`, ______, ______, ______.
Solve:
`29/4 - 30/7`
Insert 3 equivalent rational numbers between 0 and –10
