Enquire Within Upon Everything / The Great Victorian Domestic Standby - Robert Kemp Philp

2774. Interest Table for One Year

By this Table unlimited calculations may made. Thus, to find interest on £1,250 per annum, add sums given for £1,000, £200, and £50. 2 per cent, is found by taking half of 4 p.c; 8 p.c., by doubling 4 p.c.; 7-1/2 p.c., by adding 5 to 2-1/2 p.c., and so on.