Răspuns :

7980 x 10 = 798 x 100 = 798000 : 10
356 x 10 = 35600 : 10
798000 : 100 = 798 x 10 = 79800 : 10
356 000 : 10 = 356 x 100

a) 1000
250000
b) 1000
10
c) 56000
9000 ; 9000

BiancaRohatid

3.

7980×10=798000:10

356×10=35600:10

798000:100=798×10

356000:10=356×100

79800:10=798×10

4.

a)40 000:100

250 000:10

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