Answer:
49
Step-by-step explanation:
100- 51 = 49
Answer:
30
Step-by-step explanation:
Note that, when two negative signs are directly next to each other, they mean addition. Note the rule:
A positive sign & A positive sign = Positive number.
A positive sign & A negative sign = Negative number.
A negative sign & A negative sign = Positive number.
In this case:
- (-15) = + 15
Simplify. Combine like terms:
15 + 15 = 30
30 is your answer.
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Answer:
Step-by-step explanation:
Answer:
8
Step-by-step explanation:
2
1800 because the 18 cant fit in the tens