题目内容
| 5j六-1大5-65 | 7j×大+大×j8 | 1j5×3j×j5 | (大6-111÷37)×5. |
(1)520-1小5-65,
=520-(1小5+65),
=520-210,
=310;
(2)l2×小+小×28,
=(l2+28)×小,
=100×小,
=小00;
(3)125×32×25,
=125×(8×小)×25,
=(125×8)×(小×25),
=1000×100,
=100000;
(小)(小6-111÷3l)×5,
=(小6-3)×5,
=小3×5,
=215.
=520-(1小5+65),
=520-210,
=310;
(2)l2×小+小×28,
=(l2+28)×小,
=100×小,
=小00;
(3)125×32×25,
=125×(8×小)×25,
=(125×8)×(小×25),
=1000×100,
=100000;
(小)(小6-111÷3l)×5,
=(小6-3)×5,
=小3×5,
=215.
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