Question

buna
Suma a doua nr este 228.Impartind un nr la altul se obtine catul 8 si restul 3.
aflati nr

Answer 1

a + b = 228
a : b = 8 rest 3
a = 8b + 3
8b + 3 + b = 228
9b = 228 - 3
9b = 225
b = 225 : 9
b = 25
a = 8 x25 + 3
a = 200 + 3
a = 203
verificam
203 + 25 = 228

Answer 2

a+b=228
a:b=8 rest 3
Rezolvare:
a |---|---|---|---|---|---|---|---|..3
b |---|
            9 segmente
228-3=225 noua suma
225:9=25 b
25x8+3=203 a
Verificare:
203+25=228 suma
203:25=8 rest 3