Răspuns :

5x(579 + 761)=5x1340=6700

(5×579)+(5×761)=2895+3.805=6700

3x(157+472) =3x629=1.887

(3x157)+(3x472)=471+1.416=1887

2x(98+345)=2x443=886

(2x98)+(2x345)=196+690=886

6x(76+98)=6x174=1044

(6x76)+(6x98)=456+588=1044

4x(86+52)=4x138=552

(4x86)+(4x52)=344+208=552

7x(42+783)=7x825=5775

(7x42)+(7x783)=294+5481=5775

Poti oferi coroana?