
用你喜欢的方法计算.10×10.7-10÷62.5% 99%...
用你喜欢的方法计算.10×10.7-10÷62.5%99%×99+99%(169+271)×23+2571....
用你喜欢的方法计算.10×10.7-10÷62.5% 99%×99+99% (169+271)×23+2571.
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(1)10×10.7-10÷62.5%
=107-10×
=107-16
=91;
(2)99%×99+99%
=0.99×99+0.99
=0.99×(99+1)
=99;
(3)(
+
)×23+
=
+
+
=
+(
+
)
=1
;
=107-10×
8 |
5 |
=107-16
=91;
(2)99%×99+99%
=0.99×99+0.99
=0.99×(99+1)
=99;
(3)(
1 |
69 |
2 |
71 |
25 |
71 |
=
1 |
3 |
46 |
71 |
25 |
71 |
=
1 |
3 |
46 |
71 |
25 |
71 |
=1
1 |
3 |
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