1.比一比。
259000000○25900000000
101010101○1011010101
233232323○2323232323
456654456○456456456
377589800○377589000
689696266○6886962666
30000000000○4000000000
43369900000○43359900000
15415445455○15415454545
26622622622○26626222622
15331533153○15331333153
37890000000○3789000000
259000000○25900000000
101010101○1011010101
233232323○2323232323
456654456○456456456
377589800○377589000
689696266○6886962666
30000000000○4000000000
43369900000○43359900000
15415445455○15415454545
26622622622○26626222622
15331533153○15331333153
37890000000○3789000000
答案
259000000<25900000000
101010101<1011010101
233232323<2323232323
456654456>456456456
377589800>377589000
689696266<6886962666
30000000000>4000000000
43369900000>43359900000
15415445455<15415454545
26622622622<26626222622
15331533153>15331333153
37890000000>3789000000
101010101<1011010101
233232323<2323232323
456654456>456456456
377589800>377589000
689696266<6886962666
30000000000>4000000000
43369900000>43359900000
15415445455<15415454545
26622622622<26626222622
15331533153>15331333153
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
(2)65430000000 < 328900000000 < 460000000000
(3)5487368870 > 1587985882 > 497827495
登录