$(- 10) - (+ 10) + (+ 10) + (- 10) - (- 10) =$ ___.

-10

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-20

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Solution

The correct option is B $- 10$
$(- 10) - (+ 10) + (+ 10) + (- 10) - (- 10) = - 10 - 10 + 10 - 10 + 10 = - 20 + 10 + 0 = - 10$

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Similar questions

$(- 10) - (+ 10) + (+ 10) + (- 10) - (- 10) + (+ 10) =$ ___.

10 \times 10 \times 10 \times 10 \times 10 = 4 \times 10

10

10 \times 10 \times 10 \times 10 \times 10 \times 10 \times 10 \times 10 \times 10 \times 10

⎡ ⎣ ⎛ ⎝ 1 + \frac{1}{10 + \frac{1}{10}} ⎞ ⎠ \times ⎛ ⎝ 1 + \frac{1}{10 + \frac{1}{10}} ⎞ ⎠ - ⎛ ⎝ 1 - \frac{1}{10 + \frac{1}{10}} ⎞ ⎠ \times ⎛ ⎝ 1 - \frac{1}{10 + \frac{1}{10}} ⎞ ⎠ ⎤ ⎦

\div ⎡ ⎣ ⎛ ⎝ 1 + \frac{1}{10 + \frac{1}{10}} ⎞ ⎠ + ⎛ ⎝ 1 - \frac{1}{10 + \frac{1}{10}} ⎞ ⎠ ⎤ ⎦

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