Răspuns:
a)5964-4264=1700
2345+1700=4045
b)1432+4537=5969
5969-2345=3624
c)2021+4346=8367
8467-8367=100
d)6486-2011=4475
4475-3465=1010
e)1421+2103=3524
5876-1231=4645
4645-3524=1121
a)3775
b)3624
c)2100
d)1010
e)1121
Explicație pas cu pas:
a) (5694-4264)+2345=1430+2345=3775
b) (1432+4537)-2345=5969-2345=3624
c) 8467z(2021+4346)=8467-6367=2100
d) (6486-2011)-3465=4475-3465=1010
e) (5876-1231)-(1421+2103)=4645-3524=1121
