Răspuns:

ex 6:

a)1331+324:18-27x32

1331+18-27x32

1331+18-864

1349-864

=485

b)36x36-725:25+69

1296-725:25+69

1296-29+69

1267+69

=1336

c)13x27-715:55+26

351-715:55+26

351-13+26

338+26

=364

d)72x13:36+125-67

216:36+125-67

6+125-67

131-67

=64

e)64x25:8-27+63

1600:8-27+63

200-27+63

173+63

=236

f)27:9x25-189:7

3x25+189:7

75-189:7

75-27

=48

g)335-169:13+23x14

335-13+23x14

335-13+23x14

335-13+322

322+322

=644

h)45x15+270:9-99

675+270:9-99

675+30-99

706-99

=606

i)27x3-9x3+475:25

81-9x3+475:25

81-27+475:25

81-27+19

54+19

=73

j)5x16+20-144:12

80+20-144:12

80+20-12

100-12

=88