Project 1997

PROJECT 1997 1. 1+9+9-7 2. 1997 3. 1×9×9-7 4. 1+9×9-7 5. 1×9×9+7 6. 1×9+9+7 7. 1+9+9+7 8. 1+9-9×7 9. 1+9-9+7 10.1+9÷9+7 11.1+99+7 12.1+9÷9+7 13.1×9×9+7 14.1+9×9+7 15.1+9+9+7 16.-1+9×9+7 17.1+9×9+7 18.19-9+7 19.1×9×9+7 20.1+9×9+7 21.1+9+9+7 22.19+9-7 23.1+9×9×7 24.1+9×9-7 25.1×9+9×7 26.1×9+9+7 27.1+9+9+7 28.1×9+9+7! 29.1+9+9+7! 30.-1+9!+9+7! 31.1×9!+9+7! 32.1+9!+9+7! 33.-1+9+9+7!

34.1×9+9+7! 35.1+9+9+7! 36.19+9+7 37.1×9×9+7 38.1+9×9+7 39.19×(9-7) 40.-1×9+9!×7 41.(1+9)×9+7 42.-1+(9+9)×7 43.1×(9+9)×7 44.1+(9+9)×7 45.1+9!×9!+7 46.1×9+9!×7 47.-1+9!×9-7 48.1×9!×9-7 49.1+9!×9-7 50.(19+9!)×7 51.-1+9!(9+7) 52.1×9+9!×7 53.1+9+9!×7 54.-1-9+9×7 55.-1×9+9×7 56.1-9+9×7 57.(-1+9×9)×7 58.-1×9!+7×9 59.-1-9!+7×9 60.-1+9!×(9+7) 61.-1+9!×9+7 62.1×9!×9+7 63.1+9!×9+7 64.1×9×9×7 65.1+9×9×7 66.-1+9×9-7

67.1×9+9×7 68.1+9+9×7 69.-1+9!+9×7 70.1×9!+9×7 71.(19-9)×7 72.-1+9+9×7 73.1×9+9×7 74.1+9+9×7 75.1×9×9-7 76.1+9×9-7 77.19×9+7 78.(-1+9+9)×7 79.-19+97 80.-1+9×9+7 81.-1+99+7 82.1×99+7 83.1+99+7 84.1+9×9-7 85.(1×9+9)×7 86.1+(9+9)×7 87.-1+9!!÷9+7 88.-1+9×9+7 89.1×9×9+7 90.1+9×9+7 91.-1+-9!+97 92.1+9+9×7 93.1×99-7 94.1+99-7 95.-1×9+97 96.1-9+97 97.(1+9)×9+7! 98.1+9×9+7 99.(-1+9!+9)×7 100.-1+9+97

100. 1×9+97

Done By: Liang Shi Yi, Asaph Koh An Kang, Daryl Tan, Lu Zhi Hao and Huang Wei Jie