Calcolo in riga

2236,8+182,4+823,5=3242,7         4,6x3,5=16,10

83,7+26,6=110,3                       3,25x5,2=16,900

355,5+32,4+18=405,9                 978x46=44988

166,75-35,63=131,12                 678,84:32=21,21 r12

320,4-75,63=244,77                   864,3:23=37,5 r8

368,85-54,6=314,25                   329,55:15=21,90 r5

CALCOLIAMO ANCORA!