1/4×2/3; 4/9×1/2. 3 1/4×8; 5 1/3×6; 2 1/3×1 1/5; 2 7/9×3 3/5. 8 9/20×2/13; 5 1/3×3/8.
1/6 2/9 26 32 2 4/5 10 1 3/10 2