| 简算. 2400÷25 95000÷125 7296-673-327. |
| ①2400÷25, =(2400×4)÷(25×4), =9600÷100, =96; ②95000÷125, =(95000×8)÷(125×8), =760000÷1000, =760; ③7296-673-327, =7296-1000, =7296-(673+327), =6296. |
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a.12×(4+25)[ ]
a. 47+(14×5)(1)35+65=
65+35=
35+65○65+35