Răspuns:
a) 54+32,71+43,38+21,273+91,107+0,117+17,01+45,103=86,71+64,653+91,224+62,113=151,363+153,337=304,7
b) 2,1145+2,03+2,003+9,996+8,778+143,5+1,435=4,1445+11,999+152,278+1,435+0,1435=16,1435+153,713+0,1435=169,8565+0,1435=170
c)17+134,514+4,1+171,656+58,103+4,917+29,70+0,01=151,514+175,756+63,02+29,71=327,27+92,73=420