حاصل عبارت زیر را به دست آورید: | ص | د | ی | | --- | --- | --- | | $1$ | $2$ | $3$ | | $-2$ | $3$ | $7$ | $-100 + (-30) + (-3) = -(100 + 30 + 3) = -133$

حاصل عبارت زیر را به دست آورید: | ص | د | ی | | --- | --- | --- | | $1$ | $2$ | $5$ | | $+2$ | $3$ | $1$ | $-100 + (-20) + (-5) + 200 + 30 + 1 = 100 + 10 + (-4) = 106$

حاصل عبارت زیر را به دست آورید: | ص | د | ی | | --- | --- | --- | | $3$ | $3$ | $1$ | | $-2$ | $5$ | $7$ | $300 + 30 + 10 - 200 + (-50) + (-7) = 100 + (-20) + (-6) = 100 - 26 = 74$