【#二年级# 导语】数学是一切科学的基础,一切重大科技进展无不以数学息息相关。没有了数学就没有电脑、电视、航天飞机,就没有今天这么丰富多彩的生活。以下是©文档大全网整理的相关资料,希望对您有所帮助。
【篇一】
7÷(10-3) 56÷8×7 (75-18)×7 9×6+4
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24÷4×8 6×2+7 7×(45÷5) 19+9×6
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(19+2)÷3 (36÷4)+27
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= =
【篇二】
日期:
93+23+94 69-(39-23) 99+(25-24)
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77-76+32 61-38+26 79+19-16
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18-36+27 87-27+16 30+(23-29) 56+94-26
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日期:
73-23-4 93-(39-23) 71-(25-24) 56+74-26
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99-46+32 65-39+26 99+99-56
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59-36+29 94-29+96 30-(23-29)
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日期:
93-23+94 33-(39-23) 99-(25-24) 16+77-26
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99-36+29 99-29+96 30-(23+29)
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23+23+94 93-(39-23) 99-(99-29)
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日期:
55-46+22 65-28+26 58+18-56 82+22+84
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16+55-26 56+54-26 96+99-26
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58-26+25 84-25+16= 4+25-16
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日期:
68-(28-22) 88+(25-24) 55-56+22 61-28+26
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18-26+25 85-25+16 20+(22-28)
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58+18-16 52-22-4 82-(28-22)
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日期:
51-(25-24) 88-46+22 65-28+26 88+88-56
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56+84-26 86+88-26 36+74-26
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58-26+28 84-28+86 20-(22-28)
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日期:
82-22+84 22-(28-22) 88-(25-24)
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88-86+22 68-28+26 88+88-86
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88-26+28 88-28+86 20-(22+28) 22+22+84
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【篇三】
日期:
99-46+32 63-39+26 99+99-36
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96+99-26 36+94-26 16+77-26
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39-36+29 94-29+96 30-(23-29) 93-23+94
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日期:
99-96+32 69-39+26 99+99-96 33-(39-23)
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99-36+29 99-29+96 30-(23+29)
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23+23+94 93-(39-23) 99-(99-29)
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= = =
日期:
33-46+22 63-28+26 38+18-36 99-(23-24)
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= = = =
38-26+23 84-23+16= 4+23-16
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82+22+84 68-(28-22) 88+(23-24)
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日期:
33-36+22 61-28+26 38+18-16
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45+5-17 74+9-25 10+82-59
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5+71-29 16+29-5 75+14-37 40+82-56
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日期:
54+45-54 72-25+12 7×9+6 45+8-12
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(59-31)÷6 8+43+12 7×4-6 5×9+51
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77-46+32 65-38+26
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= =
日期:
79+19-56 69-(39-23) (2+7)×8 (58-34)÷8
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84-27+16= 4+27-16 99+(25-24) 6×(2+6)
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