2737= 369= 2558=45+8-23= 6378= 24-8+10= 2847= 35+24-12= 4889= 40821= 8447= 690+475=205-357= 28+1208= 97-126= 26+255= 148+287= 243+730= 2100-485= 51+(304-204)= 215+168= (247+18)7= 720-(360+18)= 1080-580= (528+912)5= 85(38-34)= 264+306= (174+209)2= 814-(278+322)= 359+45= 2737= 174+2092= 389+201=853+102= (55+304)2= 243+703=40821= 8447= 690+475= 205-357= 28+1208= 97-126= 26+255= 148+287= 243+730=