Question

Va rog cine ma ajuta.Rezolvatile le o foaie alba va rog????

Answer 1

1
3x2/7=6/7
4x7/31=28/31
5x11/78=55/78
7x13/99=91/99
2/3x4/7=2x4/3x7=8/21
5/11x4/3=5x4/11x3=20/33
7/10x3/8=7x3/10x8=21/80
4/17x11/5=4x11/17x15=44/85

2
16x3/40=4x3/10=2x3/5=6/5
14x5/84=7x5/42=5/6
2/21x7/5=2/3x1/5=2/15
12/11x5/36=1/11x5/3=5/33
14/27x9/16=14/3x1/16=7/3x1/4=7/12
11/65x13/33=1/65x13/3=13/195=1/15
42/35x25/36=42/7x5/36=6x5/36=5/6
24/35x14/64=24/5x2/64=24/5x1/32=3/5x1/4=3/20

3

3  1/5 x 8  3/4=16/5x35/4=4/5x7/4=7/5 = 1  2/7
1   2/7 x 1  13/15 = 9/7x28/15=9x4/15=36/15 = 2  6/15
5  5/8 x 1  7/25 = 45/8 x 32/25=45x4/25=9x4/5=36/5=7 1/5
3  3/13 x 2  11/14 = 42/13x39/14=42x3/14=9

4

12/20 x 4/6 x 5/22=12x4x5/20x6x22=12/6x22=2/22=1/11
22/36 x 1/3 x 81/11 = 22x1x81/36x3x11=2x81/36x3=2x27/36=27/18=3/2
50/26 x  1/10 x 2/15= 50x1x2/26x10x15=5x2/26x15=2/26x3=1/13x3=1/39
3  1/4  x  1  1/3  x  1/13= 13/4 x 4/3 x 1/13 = 13x4x1/4x3x13=1/3