Question 98
Subtract 813from1009.
As per the question
We have to find 1009−813
Now, 813=8×3+13=253
Now, 1009 and 253 are unlike fractions because their denominators are different.
The LCM of the denominators of 1009 and 253 i.e. the LCM of 9 and 3 is 9.
∴ 1009−253=100−25×39=100−759=259=279