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اضرب:
=== 121212 ×\times× 121212 −-−
اقسم:
=== 5−12\frac{5}{-12}−125 ÷\div÷ −2560\frac{-25}{60}60−25
=== 333 ÷\div÷ 818181 −-−
=== (−16)\left(-\frac{1}{6}\right)(−61) ÷\div÷ (−6)\left(-6\right)(−6)
=== (−5)\left(-5\right)(−5) ×\times× (−3)\left(-3\right)(−3)
=== 444 ×\times× 0.250.250.25
=== 242424 ×\times× −38-\frac{3}{8}−83
=== (−19)\left(-\frac{1}{9}\right)(−91) ×\times× 454545
=== (−5)(-5)(−5) ÷\div÷ (−25)\left(-25\right)(−25)
إنتهى الإختبار.