题目内容
找规律,填一填.
①
,
,
,
,______,______. ②1,
,
,2,______,______.
③
,
,
,
,______,______.④
,1,
,
,______,______.
①
| 1 |
| 2 |
| 3 |
| 4 |
| 5 |
| 6 |
| 7 |
| 8 |
| 1 |
| 2 |
| 3 |
| 2 |
③
| 1 |
| 4 |
| 4 |
| 9 |
| 7 |
| 16 |
| 10 |
| 25 |
| 2 |
| 3 |
| 3 |
| 2 |
| 9 |
| 4 |
①
=
,
=
;
②2+
=2
,2
+
=3;
③
=
,
=
;
④
×
=
,
×
=
;
故答案为:
,
,2
,3,
,
,
,
.
| 7+2 |
| 8+2 |
| 9 |
| 10 |
| 9+2 |
| 10+2 |
| 11 |
| 12 |
②2+
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 2 |
③
| 10+3 |
| 6×6 |
| 13 |
| 36 |
| 13+3 |
| 7×7 |
| 16 |
| 49 |
④
| 9 |
| 4 |
| 3 |
| 2 |
| 27 |
| 8 |
| 27 |
| 8 |
| 3 |
| 2 |
| 81 |
| 16 |
故答案为:
| 9 |
| 10 |
| 11 |
| 12 |
| 1 |
| 2 |
| 13 |
| 36 |
| 16 |
| 49 |
| 27 |
| 8 |
| 81 |
| 16 |
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找规律,填一填.
|
(1)6 □-□6=9 |
(2)8 □-□8=63 |
(3)7 □-□7=27 |