二年级脱式计算200道?1、脱式计算,即递等式计算,把计算过程完整写出来的运算,也就是脱离竖式的计算。2、在计算混合运算时,通常是一步计算一个算式(逐步计算,等号不能写在原式上),要写出每一步的过程。一般来说,等号要往前,不与第一行对齐。那么,二年级脱式计算200道?一起来了解一下吧。
200÷20×30
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85+14×20
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95÷(65-56)
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120+36×4
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32×97
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85×91÷7
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67×(2×3)
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43+943÷6
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91×3+149
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93×6+124
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324÷7+635
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44×30÷3
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221+22×4
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481×6×0
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384×6×7
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40÷2×174
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147+72÷8
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9×(9+423)
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444÷111×9
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280+640÷20
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70÷35×20
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(120-103)×50
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(270+180)÷(35-15)
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637÷(144-139)
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1+2+98+99
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29+33×11
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408-24×11
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100×2+100×5
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这是我能给你的。在文库或知道里搜索有很多。
望采纳。
1、脱式计算,即递等式计算,把计算过程完整写出来的运算,也就是脱离竖式的计算。
2、在计算混合运算时,通常是一步计算一个算式(逐步计算,等号不能写在原式上),要写出每一步的过程。一般来说,等号要往前,不与第一行对齐。
例如:
(1)98 998 9998 99998
=(100-2) (1000-2) (10000-2) (10000-2)
=100 1000 10000 10000-2-2-2-2
=111100-8
=111092
(2)1127*1123
=(1120 7)*(1120 3)
=1120*1120 1120*3 1120*7 7*3
=1254400 1120*(7 3) 21
=1254400 11200 21
=1265621
82-22+84 22-(28-22) 88-(25-24) 88-86+22 68-28+26
(100-63)×8 38-(49-21) 42÷(1+6) 6×(5+4)
88+(66-50)÷2 36÷(2+4) 38-36+27 84-27+1679+19-16
4+27-16 93+23+94 69-(39-23) 99+(23-24) 18-36+2788-86
(5 + 6) × 2
(3 + 2) ÷ 1
(4 - 10) × 2
(4 + 10) × 6
(40 + 8) ÷ 8
(7 + 7) × 2
(8 + 10) × 10
8 + 15 ÷ 3
7 + 10 ÷ 5
8 - 10 × 7
2 - 9 × 7
6 + 5 × 4
18 ÷ 6 × 3
(6 - 3) × 2
(9 + 4) × 6
2 × 8 × 7
最佳答案77-46+3265-38+2679+19-5656+74-26
= == =
= == =
58-36+27 84-27+16=4+27-16
= ==
= ==
93+23+9469-(39-23)99+(25-24)
= ==
= ==
77-76+3261-38+2679+19-1616+77-26
= == =
= == =
18-36+27 87-27+16 30+(23-29)
= ==
= ==
73-23-4 93-(39-23)71-(25-24)
= ==
= ==
99-46+3265-39+2699+99-5656+94-26
= == =
= == =
59-36+29 94-29+96 30-(23-29)
= ==
= ==
93-23+9433-(39-23)99-(25-24)
= ==
= ==
99-96+3269-39+2699+99-9696+99-26
= == =
= == =
99-36+29 99-29+96 30-(23+29)
= ==
= ==
23+23+94 93-(39-23)99-(99-29)
= ==
= ==
55-46+2265-28+2658+18-5656+54-26
= == =
= == =
58-26+25 84-25+16=4+25-16
= ==
= ==
82+22+8468-(28-22)88+(25-24)
= ==
= ==
55-56+2261-28+2658+18-1616+55-26
= == =
= == =
18-26+25 85-25+16 20+(22-28)
= ==
= ==
52-22-4 82-(28-22)51-(25-24)
= ==
= ==
88-46+2265-28+2688+88-5656+84-26
= == =
= == =
58-26+28 84-28+86 20-(22-28)
= ==
= ==
82-22+8422-(28-22)88-(25-24)
= ==
= ==
88-86+2268-28+2688+88-8686+88-26
= == =
= == =
88-26+28 88-28+86 20-(22+28)
= ==
= ==
22+22+84 82-(28-22)88+(88-28)
= ==
= ==
77-46+3263-38+2679+19-3636+74-26
= == =
= == =
38-36+27 84-27+16=4+27-16
= ==
= ==
93+23+9469-(39-23)99+(23-24)
= ==
= ==
77-76+3261-38+2679+19-1616+77-26
= == =
= == =
18-36+27 87-27+16 30+(23-29)
= ==
= ==
73-23-4 93-(39-23)71-(23-24)
= ==
= ==
99-46+3263-39+2699+99-3636+94-26
= == =
= == =
39-36+29 94-29+96 30-(23-29)
= ==
= ==
93-23+9433-(39-23)99-(23-24)
= ==
= ==
99-96+3269-39+2699+99-9696+99-26
= == =
= == =
99-36+29 99-29+96 30-(23+29)
= ==
= ==
23+23+94 93-(39-23)99-(99-29)
= ==
= ==
33-46+2263-28+2638+18-3636+34-26
= == =
= == =
38-26+23 84-23+16=4+23-16
= ==
= ==
82+22+8468-(28-22)88+(23-24)
= ==
= ==
33-36+2261-28+2638+18-16
以上就是二年级脱式计算200道的全部内容,脱式计算,也称递等式运算,其特点是将计算步骤详细展示,不依赖于竖式计算。在处理混合运算时,每一步都应独立计算,确保每一步都有清晰的等号,但不与上一行对齐,以保证运算的清晰和逻辑性。举个例子:首先,我们看98+998+9998+99998的计算过程:将每个数转换为100的倍数减去2。