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六年级数学单元一 : 整数与运算 (测验一)

Authored by KUNG Moe

Mathematics

6th Grade

Used 4+ times

六年级数学单元一 : 整数与运算 (测验一)
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

以下哪个数目是质数? 21, 55, 71, 99

21
51
71
91

2.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

以下哪个数目不是质数? 31, 51, 81, 91

31
51
81
91

3.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

4 794 721 的万位近似值是多少?

4 790 000
4 790 001
4 795 000
4 805 000

4.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

把 7 520 000 写成百万单位的小数。

752.0 百万
752 百万
75.20 百万
7.520 百万

5.

MULTIPLE SELECT QUESTION

30 sec • 10 pts

蓝天水族馆共有 847 233 条鱼。海洋水族馆的鱼比蓝天水族馆多了 0.179 百万。下列哪个算式可以正确算出两间水族馆的鱼的总数量?

179 000 + 847 233
179 000 + (847 233 × 2)
179 000 + 847 233 × 2
2 x 179 000 + 847 233

6.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

美美有机农场在5天里共收割了 1.5 百万粒玉米。假设农场每天收割的玉米数量相同,农场在 10 天里收割了多少粒玉米?以整数写出答案

300 000
3000 000
3百万
0.3百万

7.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

以下哪个数目的千位近似值和万位近似值都是 260 000?

259 370
259 657
260 732
269 842

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