https://binary2hex.com/allsystem.html?id=22266
add Up 137(8) and 51(8) = 210 Column
Enter two numbers and specify their base of the number system:
+
-
*
÷
.
.
+
1
3
7
5
1
2
1
0
the Final answer: 137
8
+ 51
8
= 210
8