1.比一比。
259000000
101010101
233232323
456654456
377589800
689696266
259000000
<
2590000000 30000000000>
4000000000101010101
<
1011010101 43369900000>
43359900000233232323
<
2323232323 15415445455<
15415454545456654456
>
456456456 26622622622<
26626222622377589800
>
377589000 15331533153>
15331333153689696266
<
6886962666 37890000000>
3789000000答案
259000000 < 25900000000
30000000000 > 4000000000
101010101 < 1011010101
43369900000 > 43359900000
233232323 < 2323232323
154154445455 < 15415454545
456654456 > 456456456
26622622622 < 26626222622
377589800 > 377589000
15331533153 > 15331333153
689696266 < 6886962666
37890000000 > 3789000000
30000000000 > 4000000000
101010101 < 1011010101
43369900000 > 43359900000
233232323 < 2323232323
154154445455 < 15415454545
456654456 > 456456456
26622622622 < 26626222622
377589800 > 377589000
15331533153 > 15331333153
689696266 < 6886962666
37890000000 > 3789000000
2.□里能填哪些数字?
(1)964054845<9$□$3054845 ______
(2)667484258>6$□$9000000 ______
(3)854258358897<85$□$258981576 ______
(4)355578481857>35$□$684184848 ______
(1)964054845<9$□$3054845 ______
7、8、9
(2)667484258>6$□$9000000 ______
0、1、2、3、4、5
(3)854258358897<85$□$258981576 ______
4、5、6、7、8、9
(4)355578481857>35$□$684184848 ______
0、1、2、3、4
答案
(1)7、8、9
(2)0、1、2、3、4、5
(3) 4、5、6、7、8、9
(4) 0、1、2、3、4
(2)0、1、2、3、4、5
(3) 4、5、6、7、8、9
(4) 0、1、2、3、4
3.先分级,再按要求排列下面各数。
(1)5400000000 4500000000 1200000000
(
(2)328900000000 460000000000 65430000000
(
(3)5487368870 497827495 1587985882
(
(1)5400000000 4500000000 1200000000
(
1200000000
)<(4500000000
)<(5400000000
)(2)328900000000 460000000000 65430000000
(
65430000000
)<(328900000000
)<(460000000000
)(3)5487368870 497827495 1587985882
(
5487368870
)>(1587985882
)>(497827495
)答案
(1)
(1200000000)<(4500000000)<(5400000000)
(2)
(65430000000)<(328900000000)<(460000000000)
(3)
(5487368870)>(1587985882)>(497827495)
(1200000000)<(4500000000)<(5400000000)
(2)
(65430000000)<(328900000000)<(460000000000)
(3)
(5487368870)>(1587985882)>(497827495)
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