When adding rational numbers with the same sign, you must:
1. Keep, change, switch.
2....
Mathematics, 31.01.2021 22:30 jasonkindred21
When adding rational numbers with the same sign, you must:
1. Keep, change, switch.
2. Add together and keep the sign.
3. Subtract and keep the sign of the biggest number.
4. Add the opposite.
Answers: 1
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