178+119+5=302
166 + 12 = 178
1392
let the unknown no be x so, 178+x=891 transposing, x=891-178 x=713 unknown no is 713
1+178 2+177 3+176...
This is a balanced chemical equation.
2 x 151 = 302
It is: 156+178 = 334
178 + 8 = 186
It is: 178/9 times 9 = 178 or 19 and 7/9 times 9 = 178
302 + 65 = 367
302 lbs is 136.98kg