Question

Oblicz:
2 2/3* 9/8 * 1/4=
2 9/14* 4/23=
5/17*8/11*17/24=
3*5/6*2 4/15=
5/3*4/7*21/20=
5/12*8*9/25=
5/8*6*4/15=

Answer 1

2 2/3×9/8×1/4=8/3×9/8×1/4=1/3×9/1×1/4=9/12
2 9/14×4/23=37/14×4/23=148/322
5/7×8/11×17/24=5/7×1/11×17/3=85/231
3×5/6×2 4/15=3/1×5/6×34/15=12/3=4
5/3×4/7×21/20=5/3×3/5=1
5/12×8×9/25=5/12×8/1×9/25=360/300=1 60/300
5/8×6×4/15=5/8×6/1×4/15=120/120=1