عجائب الرقم 5
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5 × 8 = 40
5 × 88 = 440
5 × 888 = 4440
5 × 8888 = 44440
5 × 88888 = 444440
5 × 888888 = 4444440
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عجائب الرقم 7
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7×1×15873=111111
7×2×15873=222222
7×3×15873=333333
7×4×15873=444444
7×5×15873=555555
7×6×15873=666666
7×7×15873=777777
7×8×15873=888888
7×9×15873=999999
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