Question

What number goes in the box to make this equation true?

+ 308 - 126 = 450

Answer 1

268

Explanation:

Answer 2

268

Explanation:

+ 308 - 126 = 450

Let the unknown number = x

x + 308 - 126 = 450

x + 182 = 450

x = 450 - 182

x = 268

Therefore,

268 + 308 - 126 = 450