题目内容
试题答案
用竖式计算
18×34=
[ ]
A.475
B.540
C.612
D.864
7×7+3=
A.56
B.720
C.520
D.52
23和16相乘,积是
A.832
B.817
C.368
D.442
45×20=
A.43
B.72
C.900
(307+99)×20=
A.10500
B.7120
C.9800
D.8120
(37-7)×50=
A.360
B.1500
C.820
D.260
列式计算.
2165
A.1047
B.8640
C.732
D.38640