1: 5 × 5 + 6 - 72: (5 × 5) + 6 - 73: (5 × 5 + 6) - 74: ((5 × 5) + 6) - 75: 5 × 5 +(6 - 7)6: (5 × 5) + (6 - 7)7: 5 × 5 - 7 + 68: (5 × 5) - 7 + 69: (5 × 5 - 7) + 610: ((5 × 5) - 7) + 611: 5 × 5 -(7 - 6)12: (5 × 5) - (7 - 6)13: 5 × 7 -(5 + 6)14: (5 × 7) - (5 + 6)15: 5 × 7 - 5 - 616: (5 × 7) - 5 - 617: (5 × 7 - 5) - 618: ((5 × 7) - 5) - 619: 5 × 7 -(6 + 5)20: (5 × 7) - (6 + 5)21: 5 × 7 - 6 - 522: (5 × 7) - 6 - 523: (5 × 7 - 6) - 524: ((5 × 7) - 6) - 525: 6 + 5 × 5 - 726: (6 + 5 × 5) - 727: (6 + (5 × 5)) - 728: 6 + (5 × 5) - 729: 6 + (5 × 5 - 7)30: 6 + ((5 × 5) - 7)31: 6 - 7 + 5 × 532: (6 - 7) + 5 × 533: 6 - 7 +(5 × 5)34: (6 - 7) + (5 × 5)35: 6 - (7 - 5 × 5)36: 6 - (7 - (5 × 5))37: 7 × 5 -(5 + 6)38: (7 × 5) - (5 + 6)39: 7 × 5 - 5 - 640: (7 × 5) - 5 - 641: (7 × 5 - 5) - 642: ((7 × 5) - 5) - 643: 7 × 5 -(6 + 5)44: (7 × 5) - (6 + 5)45: 7 × 5 - 6 - 546: (7 × 5) - 6 - 547: (7 × 5 - 6) - 548: ((7 × 5) - 6) - 5
