Question

Decomponha os números em fatores primos: a)120= b)144= c) 168= d) 225= e)117= f)125= g)540= h)180= i)98= j)45=

Answer 1

a) 120÷2
Iiiii60÷2
iiiii30÷2
iiiii15÷3
iiiii5÷5
iiiiiii 1

b) 144÷2
iiiii72÷2
iiiii36÷2
iiiii18÷2
iiiii9÷3
iiiii3÷3
iiiii1

c)168÷2
iii84÷2
iii42÷2
iii21÷3
iii7÷7
iii1

d)225÷3
iii75÷3
iii25÷5
iii5÷5
iii1

e)117÷3
iii39÷3
iii13÷13
iiii1

f)125÷5
iii25÷5
iii5÷5
iiii1

g)540÷2
iii270÷2
iii135÷3
iii45÷3
iii15÷3
iii5÷5
iii1

h)180÷2
iii90÷2
iii45÷3
iii15÷3
iii5÷5
iii1

i)98÷2
ii49÷7
ii7÷7
ii1

j)45÷3
ii15÷3
ii5÷5
ii1


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