1. Выполните умножение:

1) 3 2/7 × 7 = 23; 2) 12 2/3 × 3 = 38; 3) (3/8 + 5/16) × 16 = 10; 4) 5 1/6 × 6 = 31; 5) 11 1/8 × 4 = 44 1/2; 6) 5 3/8 × 2 = 10 3/4; 7) 4 3/11 × 22 = 92; 8) (9/13 - 5/26) × 26 = 14; 9) 2 2/7 × 7 = 16; 10) 6 1/9 × 18 = 110 2/3.