Germany
Italy
Hungary
Ireland
Greece
100

30bc / 12b2c4

5 / 2bc3

100

24xy / 18x2

4y / 3x

100

-4a2b5 / 16a3b2

-1b3 / 4a

100

(-2m3n)3 / 4m2n4 

-2m7 / n

100

(-3x3y2)/ 18x4y5

x2/2y

200

-7m2n4 / 21mn3

-1mn / 3

200

4x-12 / x2-9

4 / x+3

200

a+4 / 3a+12

1 / 3

200

x2+5x+6  /  2x2+7x+3

(x+2) / (2x+1)

200

m2+4m+4 / 3m2+7m+2

(m+2)/(3m+1)

300

7t-7 / (t-1)2

7 / (t-1)

300

2abc/3xy2  *   9x2y/4a2b

3cx / 2ay

300

-6mn/15p2  *  5p3/12m2n

-p / 6m

300

m4/3n2  /  -m2/6n

2m2/-n

300

5a2b/c4  /  (2ab/c2)2

5/4b

400

(c+7) / (2c+14)

1/2

400

4x2/x-3  *  x-3/x3

4 / x

400

2x-10/x2-25   *   x2+5x/4x

1/2

400

3x2+6x-24/2x2-18  *  x2+2x-3/x2+15x+4

3(x-2)(x-1) / 2(x-3)(x+1)

400

y2-7y+12/y2-10y+24  *  y2-11y+30/y2-8y+15

1

500

(-6x3y4)3 / 36x12y2

-6y10 / x3

500

x2+3x-10 / x2+6x+5

4

500

a2+4a-12/a-4  /  a2-4/2

2(a+6) / (a-4)(a+2)

500

a+b/3a-b  /  a+b/3a+b

3a+b/3a-b

500

4x2-4/5x2+5x  /  2x-2/10x2+10x

4(x+1)

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