Question

Se dau urmatoarele egalitati :
700 403 - (289 734 + 64 598)=346 011
(76 136 - 25 418 ) + (149 000 - 36 528 )=163 190
2 730 - (511 + 163)-[1 300-(270 - 13 )]=1 013
[3 987 + (400-129)]-[2 630 - (9 000 - 8 729)]=1 899
Cate sunt adevarate?
a)trei ; b)doua; c)toate; d) una/
Dau coroanaa!

Answer 1

700403-354332=346071 (F)
50718+112472=163190 (A)
2730-674-(1300-257)=2730-674-1043=1013 (A)
(3987+271)-(2630-271)=4258-2359=1899 (A)

raspuns a