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6 × 30 =
180
我能口算。
60 × 7 =
420
16 × 70 =
1120
25 × 60 =
1500
30 × 12 =
360
35 × 20 =
700
7 × 90 =
630
50 × 12 =
600
40 × 15 =
600
14 × 20 =
280
30 × 27 =
810
90 × 11 =
990
11 × 15 =
165
11 × 25 =
275
17 × 40 =
680
40 × 25 =
1000
75 × 40 =
3000
18 × 20 =
360
25 × 30 =
750
15 × 50 =
750
