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7. Calculează:
a) (225:9+1024:16-2³):9=
[(11²+22):5-4²]:3=
c)
e) (432:24-42).9-4²=
g) (5016:6-3° +1):3-6²=
b) (512:26 +23): 24 =
d) (196: 14+19600): 7+2²=
[(516:3-132)-24-6²1:2²=
f)


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