Question

efectuati urmatoarele operatii. 15,4:10 ; 7,125:10 ; 15,4:100 ; 123:100 ; 7,125:1000 ; 123:1000

Answer 1

15,4:10=1,54(muti virgula peste o cifra de la dreapta la stanga)
7,125:10=7125
15,4:100=0,154(muti virgula peste 2 cifre de la dreapta la stanga)
123:100=1,23
7,125:1000=0,07125(muti virgula peste 3 cifre de la dreapta la stanga)
123:1000=0,123

Answer 2

15,4:10=1,54
7,125:10=0,7125
15.4:100=0,154
123:100=1,23
7,125:1000=0,007125
123:1000=0,123