Find four rational numbers equivalent to the following.
1
1 can also be written as 11
To find equivalent rational number, we have to multiply and divide numerator with same number except 0
∴11=1×21×2=22
∴11=1×31×3=33
∴11=1×41×4=44
∴11=1×51×5=55
So, equivalent numbers of 1 are 22,33,44,55