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Properties of Integers & Word Problems

4 questions✓ Choose the best answer
Numbo
1
Morning temp is -3°C, rises 8°C by afternoon. Afternoon temp?
2
(-6) + 9 = 9 + (-6) shows which property?
3
You owe 50 Baht (as -50), then pay back 20. Remaining debt?
4
An elevator is at floor -2, then goes up 5 floors. What floor is it now?
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