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Medeea23
a fost răspuns

Calculati:
2+5:(2,4+0,(3))

Răspuns :

Teodoraalbei
2+5:(24/10+3/9)=
2+5:(12/5+1/3)=
2+5:41/15=
2+5·15/41=
2+75/41=157/41

5:(25/10+153/100)²=5:(403/100)²=5:162409/10000=5·10000/162409=50000/162409
Nataliacheptea7
1) 24/10 + 3/9 (aducem la numitorul comun) egal 246/90
2) 5 x 90/246 egal 225/123
2 + 225/123 egal 471/123 egal 3 intreg si 34/41

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