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PtichkaEL [24]
3 years ago
14

1.)12.5+(-31.5)=2.)-31.91+(-16.7)=3.)1/6+(-11/12)+2/3=4.)29+(-15.7)+(-31.05)=

Mathematics
1 answer:
Xelga [282]3 years ago
5 0
1. = Step 1. Simplify Brackets and you get 12.5 - 31.5 Step 2. Simplify and you get -19
 which is your answer.

2. = Step 1. Simplify Brackets and you get -31.91-16.7 Step 2. Simplify and you get -48.61

3. = Step 1. Simplify Brackets and you get \frac{1}{6} - \frac{11}{12} + \frac{2}{3} Step 2. Simplify and you get - \frac{1}{12}

4. Step 1. = Simplify Brackets and you get 29-15.7-31.05 Step 2. Simplify and you get -17.75
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