Question | Answer |
5 + (2 + 7) = (5 + 2) + 7 | 5 × 12 = 12 × 5 | 19 + 0 = 19 | 7 + 8 = 8 + 7 | -9 + 9= 0 | 4 (3 + 2) = 4(3) + 4(2) | 6 × 1/6 = 1 | 7 × (2 × 16)= (7 × 2)× 16 | 22 × 1 = 22 | 31 × 14 = 14 × 31 | 7 + (2 + 16)= (2 + 16)+ 7 | 3/4 × 4/3 = 1 | 20 + (-20)= 0 | 5 + (7 + 2) = 5 + (2 + 7) | 10 + (24 + 71) = (10 + 24) + 71 |