a + 138
0 +
138 =
138
5 +
138 =
143
42 +
138 =
180
$\snippet{name: op_column, sign: '+', x: '138', y: '42', z: '180'}$
56 +
138 =
194
$\snippet{name: op_column, sign: '+', x: '138', y: '56', z: '194'}$
79 +
138 =
217
$\snippet{name: op_column, sign: '+', x: '138', y: '79', z: '217'}$
308 +
138 =
446
$\snippet{name: op_column, sign: '+', x: '308', y: '138', z: '446'}$
587 +
138 =
725
$\snippet{name: op_column, sign: '+', x: '587', y: '138', z: '725'}$
b − 194
194 −
194 =
0
198 −
194 =
4
200 −
194 =
6
397 −
194 =
203
$\snippet{name: op_column, sign: '-', x: '397', y: '194', z: '203'}$
425 −
194 =
231
$\snippet{name: op_column, sign: '-', x: '425', y: '194', z: '231'}$
581 −
194 =
387
$\snippet{name: op_column, sign: '-', x: '581', y: '194', z: '387'}$
903 −
194 =
709
$\snippet{name: op_column, sign: '-', x: '9030', y: '194', z: '709'}$
