2026年学霸计算达人七年级数学上册苏科版第32页答案
1. 计算:
(1) $|-3|^2 + (-2^3) × (-\frac{1}{4}) ÷ (-\frac{1}{2})$;
(2) $(-3)^2 - 1\frac{1}{2} × \frac{2}{9} - 6 ÷ \left|-\frac{2}{3}\right|^2$;
(3) $-2^4 ÷ (\frac{2}{3})^2 + 3\frac{1}{2} × (-\frac{1}{3}) - (-0.5)^2$;
(4) $-(0.5 - 1) ÷ \frac{1}{3} × [5 - (-5)^2]$.

答案

(1)5
(2)$-\frac{29}{6}$
(3)$-37\frac{5}{12}$
(4)$-30$
2. 计算:
(1) $-\dfrac{3}{5}×[3×(-\dfrac{2}{3})^2 - 1^4] + 8×[-(-\dfrac{1}{2})^3 - 1]$;
(2) $-(\dfrac{1}{2} - \dfrac{2}{3})÷\dfrac{1}{6}×[-2 - (-3)^2] - \left|\dfrac{1}{8} - 0.5^2\right|$。

答案

(1)$-7\frac{1}{5}$
(2)$-11\frac{1}{8}$