The least integer lying between -10 and -15 is
For negative integers, the number farthest away from '0' on the number line has the least value.
The integers lying between -10 and -15 are -11,-12,-13 and -14.
Among -11,-12,-13 and -14, -14 is farthest away from zero on the number line.
Hence -14 is the least integer lying between -10 and -15.