2026年口算训练四年级数学下册人教版升级版第32页答案
17×60 =
220×8 =
84÷6 =
2800÷1400 =
720÷3 =
24×70 =
3600 + 800 =
150×50 =
540÷18 =
9600÷480 =
68×20 =
7100 - 900 =
900÷15 =
720÷120 =
190×5 =
86×20 =
98×90 =
1200 + 1200 =
224÷7 =
609÷7 =
810÷90 =

答案

化简下列小数。
0.080
( )
100.100
( )
0.40
( )
9.00
( )
12.000
( )
105.9090
( )
3.10
( )
20.00
( )
0.0030
( )
10.30
( )

答案

把下列数改写成三位小数。
1
( )
21.34
( )
3
( )
21.01
( )
20
( )
8.18
( )
9
( )
70
( )
12.5300
( )
10.30
( )

答案