Răspuns :
b = 25348 × ( 28515 - 2850oare este inca un 0??) = 25348 × 25665 = 650556420
c = 4839 × (2583 + 7417) = 4839 × 10000 = 48390000
d = 1995 × ( 384 + 579 - 962) = 1995 × (963 - 962) = 1995
3970 × (1984 + 1985) - 2 × 1984 = 3970 × 3969 - 2 × 1984 pare ciudat... sigur este corect enuntul?
c = 4839 × (2583 + 7417) = 4839 × 10000 = 48390000
d = 1995 × ( 384 + 579 - 962) = 1995 × (963 - 962) = 1995
3970 × (1984 + 1985) - 2 × 1984 = 3970 × 3969 - 2 × 1984 pare ciudat... sigur este corect enuntul?
25384x(28515-2850)=
25384x25665=651480360
4839x(2583+7417)=
4839x10000=48390000
1995x(384+579-962)=
1995x1=1995
1984x(3970-2)+1985x3970=
1984x3968+1985x3970=
7872512+7880450=15752962
25384x25665=651480360
4839x(2583+7417)=
4839x10000=48390000
1995x(384+579-962)=
1995x1=1995
1984x(3970-2)+1985x3970=
1984x3968+1985x3970=
7872512+7880450=15752962