Răspuns :
456:24*5²:19*20=
=456:24*25:19*20=
=19*25:19*20=
=25*20=500
=456:24*25:19*20=
=19*25:19*20=
=25*20=500
[tex]456 \div 24 \times {5}^{2} \div 19 \times 20[/tex]
[tex] = 19 \times 25 \div 19 \times 20[/tex]
[tex] = 500[/tex]
[tex] = 19 \times 25 \div 19 \times 20[/tex]
[tex] = 500[/tex]