Correction: At 5:41 – the character “个” should be underlined as the measure word, not “月”. The sentence itself is correct, though, just the underline that's off.
We use "多" to express approximate amounts:
五千多 over five thousand dollars
If there is no measure word, we add “多” after the quantity:
If there is a measure word, we use the construction # + measure word + 多 + noun: