Question

determinati catul si restul impartirilor:
(1+2+3+....199):123

Answer 1

1+2+3+...+199=199×200÷2=199×100
=19900
19900:123=161 r 78 (sau 7 dc vrei)

Answer 2

(1+2+3+.....+199):123=
=(199×200:2):123=
=(199×100):123=
=19900:123=
=161,7886178862
Catul=161
Restul=7886178862