Question

Efectuati 1/2 ori 3/4
7/8 ori 5/6
2/3 ori 5/7 ori 8/9
1/5 ori 3/4 ori /7/10
5/9 ori 1 10/13
1 1/2 ori 1 3/4 ori 1 5/6
5/6 ori 2
12/3 ori 2
2/1/4 ori 7/3 ori 6
1/2 ori 3/4 ori 12
7/8 ori 4
2 3/5 ori 10
7/8 ori 1 3/5 ori 4
1/2 ori 2/3 ori 6/7
3/5 ori 2/3 ori 6/7
15/16 ori 4/25 ori 7/9
15/16 ori 5/9 ori 12/25
35/6 17/23 ori 3/14
1 1/23 ori 4 ori 5 2/3
2/9 ori 3/10 ori 2 1/7

Answer 1

1/2×3/4=3/8
7/8×5/6=35/48
2/3×5/7×8/9=80/189
1/5×3/4×7/10=21/200
5/9×110/13=550/117
1 intreg 1/2×1 intreg 3/4×1 intreg 5/6=3/2×7/4×11/6=231/48
5/6×2=10/6=5/3
12/3×2=24/3=8
2/1/4×7/3×6=2/4×7/3×6=84/12=7
1/2×3/4×12=36/12=2
7/8×4=28/8=7/2
2 intregi 3/5×10=13/5×10=130/5=26/5
7/8×1 intreg 3/5×4=7/8×8/5×4=224/40=56/10=28/5
1/2×2/3×6/7=12/42=2/7
3/5×2/3×6/7=36/105=12/35
15/16×4/25×7/9=420/3600=7/60
15/16×5/9×12/25=900/3600=1/4
35/6×17/23×3/14=1785/1932=585/644
11/23×4×5 intregi 2/3=44/23×17/3=748/69
2/9×3/10×2 intregi 1/7=6/90×15/7=90/630=1/7

Answer 2

1/2×3/4=3/8
7/8×5/6=35/48
2/3×5/7×8/9=80/189
1/5×3/4×7/10=21/200
5/9×1 10/13=115/117
1 1/2×1 3/4=21/4
5/6×2=5/3
12/3×2=8
2/1/4×7/3×6=112
1/2×3/4×12=9/2
7/8×4=7/2
2 3/5×10=26
7/8×1 3/5×4=28/5
1/2×2/3×6/7=2/7
3/5×2/3×6/7=12/35
15/16×4/25×7/9=7/12
15/16×5/9×12/25=1/4
35/6×17/23×3/14=245/161
1 1/23×4×5 2/3=544/23
2/9×3/10 × 2 1/7=1/7