L3 - Lesson 27/4/2024 第二讲：巧算加减法综合
Authored by LU SILING
Mathematics
1st Grade
Used 1+ times
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10 questions
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1.
OPEN ENDED QUESTION
5 mins • 1 pt
计算:（写出详细步骤）
268-56-82-44-18
Evaluate responses using AI:
OFF
2.
OPEN ENDED QUESTION
5 mins • 1 pt
练习3
计算:（写出详细步骤）
(1) 586-47-15-53-85-7-93
Evaluate responses using AI:
OFF
3.
OPEN ENDED QUESTION
5 mins • 1 pt
练习3
计算:（写出详细步骤）
(2)2017-99-199-299-399-499
Evaluate responses using AI:
OFF
4.
OPEN ENDED QUESTION
5 mins • 1 pt
计算:（请写出详细步骤）
(1) 300-9 - 19 - 29- 39-49-59
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OFF
5.
OPEN ENDED QUESTION
5 mins • 1 pt
计算:（请写出详细步骤）
2985-(985-276)
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OFF
6.
OPEN ENDED QUESTION
5 mins • 1 pt
转动数学大脑_练习 4
一年一度的数学计算大赛要开始了,乐乐老师在全班做起总动员,大家平时要多多练习,才能在激烈的竞争中不被淘汰。随后她在黑板上留了两道计算题:
计算:
(1)9998+998+99+9+6
Evaluate responses using AI:
OFF
7.
OPEN ENDED QUESTION
5 mins • 1 pt
转动数学大脑_练习 4
一年一度的数学计算大赛要开始了,乐乐老师在全班做起总动员,大家平时要多多练习,才能在激烈的竞争中不被淘汰。随后她在黑板上留了两道计算题:
计算:
(2) 24+63+52+17+49+81+74+38+95
Evaluate responses using AI:
OFF
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