
计算:(1)-(-18)-|14|+|-8|-|-12|-(-1+15)-(-18);(2)100+16÷(?2)4?15×(?5)3?|?100|
计算:(1)-(-18)-|14|+|-8|-|-12|-(-1+15)-(-18);(2)100+16÷(?2)4?15×(?5)3?|?100|....
计算:(1)-(-18)-|14|+|-8|-|-12|-(-1+15)-(-18);(2)100+16÷(?2)4?15×(?5)3?|?100|.
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(1)-(-18)-|14|+|-8|-|-12|-(-1+15)-(-18);
=18-14+8-12-14+18,
=18+18+8-14-12-14,
=44+(-14)+(-12)+(-14),
=44-40,
=4;
(2)100+16÷(?2)4?
×(?5)3?|?100|.
=100+16÷(-16)-
×(-125)-100,
=100-1+25-100,
=24.
=18-14+8-12-14+18,
=18+18+8-14-12-14,
=44+(-14)+(-12)+(-14),
=44-40,
=4;
(2)100+16÷(?2)4?
1 |
5 |
=100+16÷(-16)-
1 |
5 |
=100-1+25-100,
=24.
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