1. 口算:
(1)$(-1)^{5}=$
(4)$(-3)^{2}=$
(7)$(-\frac {1}{6})^{2}=$
(10)$\frac {-3^{2}}{6}=$
(1)$(-1)^{5}=$
-1
; (2)$(-1)^{2024}=$1
; (3)$(-0.1)^{2}=$0.01
;(4)$(-3)^{2}=$
9
; (5)$-(-3)^{2}=$-9
; (6)$-3^{2}=$-9
;(7)$(-\frac {1}{6})^{2}=$
$\frac{1}{36}$
; (8)$(-\frac {2}{5})^{3}=$$-\frac{8}{125}$
; (9)$(-0.01)^{3}=$-0.00001
;(10)$\frac {-3^{2}}{6}=$
$-\frac{3}{2}$
; (11)$(\frac {3}{2})^{4}=$$\frac{81}{16}$
; (12)$-[+(-2)]^{6}=$-64
.
答案:
(1)-1
(2)1
(3)0.01
(4)9
(5)-9
(6)-9
(7)$\frac{1}{36}$
(8)$-\frac{8}{125}$
(9)-0.00001
(10)$-\frac{3}{2}$
(11)$\frac{81}{16}$
(12)-64
(1)-1
(2)1
(3)0.01
(4)9
(5)-9
(6)-9
(7)$\frac{1}{36}$
(8)$-\frac{8}{125}$
(9)-0.00001
(10)$-\frac{3}{2}$
(11)$\frac{81}{16}$
(12)-64
2. 计算:
(1)$-2^{2}×(-2)^{2}$; (2)$-3^{3}×(-\frac {1}{3})^{3}$;
(3)$(-2)^{2024}×(\frac {1}{2})^{2024}$; (4)$(-2)^{3}÷4×(-1)^{100}×5$;
(5)$(-1)^{2024}÷\frac {8}{3}×(-2)^{3}$; (6)$-2^{3}÷\frac {4}{9}×(-\frac {2}{3})^{2}$;
(7)$-3^{2}×(-8)÷3÷(-2)$; (8)$(-3)^{2}÷(1\frac {1}{2})^{2}×\frac {1}{3}$.
(1)$-2^{2}×(-2)^{2}$; (2)$-3^{3}×(-\frac {1}{3})^{3}$;
(3)$(-2)^{2024}×(\frac {1}{2})^{2024}$; (4)$(-2)^{3}÷4×(-1)^{100}×5$;
(5)$(-1)^{2024}÷\frac {8}{3}×(-2)^{3}$; (6)$-2^{3}÷\frac {4}{9}×(-\frac {2}{3})^{2}$;
(7)$-3^{2}×(-8)÷3÷(-2)$; (8)$(-3)^{2}÷(1\frac {1}{2})^{2}×\frac {1}{3}$.
答案:
(1)-16
(2)1
(3)1
(4)-10
(5)-3
(6)-8
(7)-12
(8)$\frac{4}{3}$
(1)-16
(2)1
(3)1
(4)-10
(5)-3
(6)-8
(7)-12
(8)$\frac{4}{3}$
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