TO CONVEBT SCOTCH ACBES INTO IMPERIAL. 



RULE. As the square of the Imperial chain (66 feet) 

 is to the square of the Scotch chain (74.1196 feet long), 

 so are the Scotch acre or acres, &c., to the Imperial. 



Sc. Im. 



A. A. R. P. YDS. 



Thus 66 x 66 : 74.1196x74.1196 : : 1 : 1 1 1 23 T fe nearly. 



OR Sc. ac. 



4356 : 5493.71510416 : : 1 



1 



- --- Im. ac. A. R. P. YDS. 



4356)5493.71510416(1.261182 = 111 23 T 9 ^ 



4356 



11377 



8712 



26651 

 26136 



5150 

 4356 



7944 

 4356 



4 



1.044728 

 40 



1.789120 



23673600 

 197280 



23.870880 



35881 

 34848 



10336 



8712 



1624 



As decimals may not, by all, be understood, the follow- 

 ing rule may be used : 



RULE. As 4356000 is to 5493715, so is the Scotch 

 measurement to the Imperial. 



