👤

Calculează:
RECAPITULARE FINALĂ
+
=
(23+31)-(14+28)
(82-34)+(71-54) =
(53-45)+(47+ 26) =
(19+22)+(73-46)
=
(90-49)-(53-29) =
=
=
54
+ +
☐ ☐
==
=
=
-


Răspuns :

(23+31)-(14+28) = 23+31-14-28 = 12

(82-34)+(71-54) = 82-34+71-54 = 65

(53-45)+(47+ 26) = 53-45+47+26 = 81

(19+22)+(73-46) = 19+22+73-46 = 68

(90-49)-(53-29) = 90-49-53+29 = 17