Răspuns:
a) 137÷5=27,4
27,4×5=137
b)147÷12=12,25
12,25×12=147
c)715÷7=102,14286 , 715÷7=102,14...
102,14286×7=715
d)4125÷6=687,5
687,5×6=4125
e)431÷24=17,95833 , 431÷24=17,95...
17,95833×24=431
f)2157÷132=16,34091, 2157÷132=16,34...
16,34091×132=2157