Question

13 14 15 16 va rog e urgent dau coroana celui care raspunde primu

Answer 1

13)
9×13+9×5+9×10=
=117+45+90
=162+90
=252
28×12-9×12+14×12=
=336-108+228
=396
14)a-10000=83×2×3
a=10000+498
a=10498
15)9808,7198,6982,5992
nr=9970,9862,6577,5679
16)□7□×
□
-------
5 1 5 7

573×
9
----
5157

□03×
□
-----
1218

303×
6
----
1218

238×
□□
------
9□2
23□
---------
* * * *
238×
14
------
952
238
-----------
3332