(*) 10＋8= 10＋2= 13＋2= 8＋2＋3= 8＋10= 17－7= 19－3= 9＋1＋4= 18－8= 10＋8= 3＋11= 7＋3＋5= 18－10= 3＋10= 16－4= 7＋4＋6= 10＋1= 10＋2= 19－4= 7＋8＋3= 1＋10= 10＋10= 19－5= 6＋4＋7= 11－1= 14－4= 15－3= 8＋2＋5= 11－10= 18－8= 10＋4= 5＋4＋6= 6＋10= 6＋10= 13－3= 7＋2＋3= 16－6= 10＋9= 14－1= 3＋4＋10= 16－10= 8＋10= 10＋2= 11－1－5= 10＋3= 13－3= 13－3= 17－7－3= 3＋10= 5＋10= 3＋15= 19－9＋1= 13－3= 16－10= 18－8= 15－5－7= 13－10= 11－10= 5＋5= 13－3－4= 10＋5= 13－10= 4＋6= 18－10－4= 5＋10= 18－10= 20－20= 17－10－7= 10＋8= 10－10= 12＋4= 14－10＋5= 3＋10= 10＋9= 8－8= 16－10＋3= 11－1= 10－5= 10＋0= 20－10－7= (*) 1. 16 + ( ) = 30 2. ( ) + 1 = 24 3. 18 + ( ) = 22 4. 16 + ( ) = 23 5. ( ) + 10 = 20 6. 24 + ( ) = 27 7. 8 + 21 = ( ) 8. 27 + 2 = ( ) 9. 17 + ( ) = 19 10. 1 + 11 = ( ) 11. 23 + ( ) = 30 12. ( ) + 12 = 23 13. 1 + 29 = ( ) 14. 7 + 9 = ( ) 15. 28 + ( ) = 30 16. ( ) + 6 = 8 17. ( ) + 2 = 30 18. 24 + 4 = ( ) 19. ( ) + 16 = 30 20. ( ) + 7 = 30 21. 28 + 1 = ( ) 22. 23 + ( ) = 28 23. ( ) + 5 = 30 24. 10 + ( ) = 13 25. ( ) + 4 = 28 26. 6 + 16 = ( ) 27. 9 + ( ) = 18 28. 13 + 10 = ( ) 29. 5 + 23 = ( ) 30. 5 + 25 = ( ) 31. ( ) + 4 = 16 32. 11 + 12 = ( ) 33. 10 + ( ) = 30 34. ( ) + 4 = 30 35. 24 + 3 = ( ) 36. 7 + 13 = ( ) 37. 19 + ( ) = 25 38. 27 + 3 = ( ) 39. 8 + ( ) = 24 40. 14 + ( ) = 21 41. 4 + 23 = ( ) 42. 13 + ( ) = 16 43. ( ) + 18 = 22 44. ( ) + 17 = 19 45. ( ) + 12 = 24 46. 11 + 6 = ( ) 47. 6 + 13 = ( ) 48. ( ) + 12 = 29 49. 7 + 21 = ( ) 50. ( ) + 8 = 19 51. 8 + 6 = ( ) 52. ( ) + 1 = 30(*) 4-3= 0+5= 9-0= 19-18= 17+2= 16+1= 12-10= 9-1= 1+7= 10+8= 5+2= 17-6= 18-8= 3-0= 0-0= 19-1= 11-10= 12-10= 7-3= 12-11= 15-12= 15-11= 6+10= 1+13= 4+3= 3+14= 2+13= 18-2= 8-4= 6-2= 9-1= 2+14= 10+2= 7-4= 15-11= 8+10= 13-3= 1+12= 4+15= 2+4= 15-1= 16-2= 10+3= 1+14= 16+2= 10+7= 2+5= 2+6= 1+2= 14+3= 11+8= 1+1= 17-16= 1+2= 5+14= 12+4= 18-17= 12+3= 17-15= 6-1= 6-5= 6+2= 16+3= 1+14= 16+1= 4+15= 2+3= 18-13= 7-1= 15-1= 17-6= 3+15= 1+2= 12+3= 16-1= 5+12= 15-11= 19-18= 11+6= 11+2= (*) 8+11-17= 13+7-8= 11-7+4= 15-14+19= 9+5-12= 12-8+4= 4-2+18= 8+10-7= 15-5+1= 6+9-2= 12+3-3= 6-1+4= 6+8-12= 3+7-2= 5+15-10= 11+7-7= 11+7-2= 7-6+6= 5-3+16= 16-1+2= 11-4+7= 5+3-1= 12-10+15= 19-13+11= 15-13+3= 8-1+9= 19-13+13= 7+11-3= 8+10-16= 4-1+1= 4-3+19= 17+3-17= 7-4+6= 19-15+9= 10-6+11= 7+8-11= 16-9+8= 19-9+3= 7+10-4= 15-11+4= 10+6-7= 17-13+2= 14-6+3= 20-18+7= 16+4-10= 20-6+6= 13+7-4= 1+3-3= 2+11-10= 17+3-14= 17-11+1= 10-8+7= 19-7+4= 4+14-17= 11-9+11= 6-5+17= 11+7-1= 4+15-2= 18-17+10= 11-4+5= 6-3+10= 9+6-2= 19-16+16= 19-12+1= 10-3+12= 20-10+5= 17-16+18= 18-13+4= 17-4+3= 16-5+1= 14+3-3= 9-6+3= 5+3-3= 6+5-4= 14-12+1= 2+11-4= 17-5+6= 7+8-13= 3-2+6= 8-7+17= 17-15+6= 19-4+3= 13+3-15= 8+9-11= 13+6-3= 18-14+1= 12+6-8= 15-7+10= 18-7+2= 2-1+7= 14+5-7= 17-2+1= 3+17-10= 11+9-19= 9-5+4= 9+10-8= 10-6+2= 11+5-9= 18-8+10= 1+17-8=
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