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Please help me with numbers 18-20 please
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2 votes
Please help me with numbers 18-20 please

User MikaelW
by
8.1k points

1 Answer

5 votes
The is answer is -2. With these problem you should do Keep Change Change. If you have done it like this the problem would look like this.
18+-20=
This would more easy because that all thing you need to know is adding negatives.
User Marius Retegan
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8.2k points
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