题目内容
试题答案
6630÷x=65
x=
[ ]
A.201
B.102
C.103
x×38=1786
A.45
B.47
C.470
D.25
“16×4×5○16×(4×5)”,比较大小,在○里应填的符号是
A.>
B.<
C.=
551÷x=29
A.9
B.19
C.91
D.190
770-550=
A.220
B.320
C.120
D.230
8×900=
A.10000
B.7200
C.4600
D.4500
4000÷50=
A.60
B.80
C.48
D.88