Simplificati fractiile 250/350, 121/143, 40/80, 7a/14a, 10a+10b/25x+25y, 2la adoua *5/3*5, 2*3*7/3*7*11, 2 la a treia/2la a cincea VA ROG AJUTATIMA!!!!!!
250/350 prin 10 121/143 prin 11 40/80 prin 10 7a/14a prin 7a 10a+10b/25x+25y prin 5 2la a doua×5/3×5 prin 5 2×3×7/3×7×11 prin 3×7 2la a treia/2la a cincea prin 2la a treia