日期:____年___月___日 开始时间:___点___分

#01: 13 + 17 + 19 = 49
#02: 19 + 17 - 20 = 16
#03: 26 + 19 - 11 = 34
#04: 23 + 18 + 9 = 50
#05: 11 + 16 + 8 = 35
#06: 6 + 41 - 25 = 22
#07: 14 + 16 - 25 = 5
#08: 12 + 21 + 9 = 42
#09: 31 - 22 + 23 = 32
#10: 37 - 21 + 13 = 29
#11: 14 + 12 + 14 = 40
#12: 39 - 17 + 10 = 32
#13: 22 + 18 - 14 = 26
#14: 30 - 24 + 21 = 27
#15: 37 - 26 + 38 = 49
#16: 26 + 8 - 18 = 16
#17: 12 + 25 - 19 = 18
#18: 33 - 20 + 10 = 23
#19: 16 + 9 + 22 = 47
#20: 5 + 35 + 10 = 50
#21: 30 + 19 - 11 = 38
#22: 21 + 17 - 18 = 20
#23: 20 + 21 - 11 = 30
#24: 43 - 31 + 13 = 25
#25: 44 - 7 + 12 = 49
+ :32 , - :18
完成时间:___点___分 评分:☆☆☆☆☆/__________
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