奥数习题三
Authored by jamie chin
Mathematics
KG - 2nd Grade
Used 21+ times
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10 questions
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1.
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2 mins • 1 pt
同学们排队做早操，每行，每列人数同样多。小林从前数是第4个，从后数是第3个，从左数是第5个，从右数是第4个。做操的有多少人？
2.
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3 mins • 1 pt
数学题共有10道，做对一道得10分，做错一道扣5分。小光得了55分。他做对了几道？
3.
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3 mins • 1 pt
5个连续自然数的和是20，这5个数里最大的数是什么？
4.
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3 mins • 1 pt
一年级小朋友去游玩，到车站时是 8:55。如果巴士在 9:15 到，小朋友还要等多久？
5.
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2 mins • 1 pt
用两个0和两个8组成一个四位数，而这四位数都读不出零的，这个数是什么？
6.
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3 mins • 1 pt
规律填数
3，4，12，48，（ ）
7.
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3 mins • 1 pt
72 x 101
请写出简便的算式
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