GroupCompany
2018
£m
2017
£m
2018
£m
2017
£m
Cash at bank and in hand1.01.5
Short-term bank deposits509.0246.3
Cash and short-term deposits510.0247.8
Book overdrafts (included in borrowings, see note 16)(12.6)(27.5)(0.5)(0.6)
Cash and cash equivalents in the statement of cash flows497.4220.3(0.5)(0.6)

Cash and short-term deposits include cash at bank and in hand, deposits, and other short-term highly liquid investments which are readily convertible into known amounts of cash and have a maturity of three months or less. The carrying amounts of cash and cash equivalents approximate their fair value.

Book overdrafts, which result from normal cash management practices, represent the value of cheques issued and payments initiated that had not cleared as at the reporting date.