Estimating money

This task is about estimating sums of money.

Question

Do NOT use a calculator for these tasks.
Whaea Hurunui had $5,600 in her bank account. She gave $1,995 as a donation.
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Renee said that Whaea Hurunui
had exactly $3,600 left.
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Paul said that Whaea Hurunui
had less than $3,600 left.
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Hohepa said Whaea Hurunui
had more than $3,600 left.
Who was correct?

    • Renee

    • Paul

    • Hohepa

Explain, without doing the exact calculation, how you can tell who is correct: