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Mathematics 10 Online
bird2800:

What number should be added to –28 to make the sum 0? 28 –28 27 0

bird2800:

help

Vocaloid:

hint: 0 - (-28) = ?

bird2800:

negitive 28

Vocaloid:

nope

bird2800:

0

Vocaloid:

use a calculator if you are unsure

bird2800:

28

Vocaloid:

good so that's your answer

bird2800:

yup

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