____________________
=
121
____________________
,
3x100000
=
1030000
5555
:
5
=
____________________
____________________
=
999
10x10x10
=
____________________
8x7
:
10
=
____________________
,
6
____________________
=
550
40
:
____________________
=
600
____________________
=
8888
7777x10
=
____________________
