Răspuns :
a = (25 - 16) : 9
a = 9 : 9
a = 1
b = 12*35 : 12*24 + 12
b = 420 : 12* 24 + 12
b = 35 * 24 + 12
b = 840 + 12
b = 852
Răspuns:
a) (5²-4²):9=(25-16):9=9:9=1
b) 12·35:12·24+12=420:12·24+12=35·24+12=840+12=852
a = (25 - 16) : 9
a = 9 : 9
a = 1
b = 12*35 : 12*24 + 12
b = 420 : 12* 24 + 12
b = 35 * 24 + 12
b = 840 + 12
b = 852
Răspuns:
a) (5²-4²):9=(25-16):9=9:9=1
b) 12·35:12·24+12=420:12·24+12=35·24+12=840+12=852