1.31 × 5/6 – 5/6 2.8/9 × 15/36 + 1/27 3.12× 5/6 – 2/9 ×3 4.8× 5/4 + 1/4 5.5/3 × 11/5 + 4/3 6.45 × 2/3 + 1/3 × 15 7.7/19 + 12/19 × 5/6 8.1/4 + 3/4 ÷ 2/3 9.8/7 × 21/16 + 1/2 10.101 × 1/5 ...