Add up
Add up
Add up" implies that something makes sense logically or comes to a correct total. In everyday usage, it might be applied in situations involving problem-solving or analysis, as in, "The evidence from the scene just doesn't add up," suggesting there are missing or inconsistent elements. It can also mean to accumulate, as in numbers or facts.
All the numbers add up perfectly.
add up means to result in a specific total
She noticed their explanations didn't add up.
she realized their explanations didn't make sense or were inconsistent
He tried to add up the expenses quickly.
he quickly calculated the total expenses