زيبايي رياضي

[mohamadaliv]

قسمت اول:

1x8+1=9
12x8 + 2 = 98
123x 8 + 3 = 987
1234x 8 + 4 = 9876
12345x 8 + 5 = 98765
123456x 8 + 6 = 987654
1234567x8 + 7 = 9876543
12345678x8 + 8 = 98765432
123456789x8 + 9 = 987654321

منبع: www.metacafe.com

[mohamadaliv]

1x 9 + 2 = 11
12x 9 + 3 = 111
123x 9 + 4 = 1111
1234x 9 + 5 = 11111
12345x 9 + 6 = 111111
123456x 9 + 7 = 1111111
1234567x 9 + 8 = 11111111
12345678x 9 + 9 = 111111111
123456789x 9 +10= 1111111111

منبع: www.metacafe.com

[moji5]

زیبایی ریاضی در قران

[mohamadaliv]

9x 9 + 7 = 88
98x 9 + 6 = 888
987x 9 + 5 = 8888
9876x 9 + 4 = 88888
98765x 9 + 3 = 888888
987654x 9 + 2 = 8888888
9876543x 9 + 1 = 88888888
98765432x 9 + 0 = 888888888

منبع: www.metacafe.com