Răspuns :
324+8•9=324+72=396
412+9•9=412+81=493
7•6+521=42+521=563
7•7+514=49+514=563
659-6•8=659-48=611
162-9•4=162-36=126
3•8+198=24+198=222
324+8•9=324+72=396
412+9•9=412+81=493
7•6+521=42+521=563
7•7+514=49+514=563
659-6•8=659-48=611
162-9•4=162-36=126
3•8+198=24+198=222