Question

3 1/2+(-1 1/2)-(-4 1/4)+(2 2/5)
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Answer 1

Answer:

8.65 is the answer

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Answer 2

Answer:

Solution is 8 $\frac{13}{20}$

Step-by-step explanation:

$3\frac{1}{2} +(- 1\frac{1}{2}) - (-4\frac{1}{4}) +(2\frac{2}{5})\\= \frac{7}{2} - \frac{3}{2} + \frac{17}{4} + \frac{12}{5}\\= \frac{70-30+85+48}{20}\\=\frac{173}{20}\\= 8\frac{13}{20}$