2026年计算100七年级数学上册苏科版第35页答案
1. 计算:
(1) $8÷(-16)$;
(2) $-18÷0.6$;
(3) $(-0.65)÷0.13$;
(4) $0÷(-\dfrac{1}{7})$;
(5) $-9÷(-\dfrac{3}{5})$;
(6) $(-3.2)÷\dfrac{16}{5}$;
(7) $5.2÷(-3\dfrac{3}{25})$;
(8) $(-3\dfrac{2}{3})÷(-5.5)$;
(9) $(-1\dfrac{2}{23})÷(-3\dfrac{4}{7})$。

答案

(1) $-\frac{1}{2}$
(2) $-30$
(3) $-5$
(4) $0$
(5) $15$
(6) $-1$
(7) $-\frac{5}{3}$
(8) $\frac{2}{3}$
(9) $\frac{7}{23}$
2. 计算:
(1) $51÷(-15)÷(-7)$;
(2) $(-24)÷(-2)÷(-1\ \frac{1}{5})$;
(3) $(-0.75)÷\frac{5}{4}÷(-0.3)$;
(4) $(-\frac{4}{7})÷(-\frac{3}{14})÷(-\frac{2}{3})$;
(5) $1.75÷(-3\ \frac{1}{2})÷\frac{7}{4}$;
(6) $(-3\ \frac{1}{3})÷2\ \frac{4}{5}÷(-3\ \frac{1}{8})$。

答案

(1) $\frac{17}{35}$
(2) $-10$
(3) $2$
(4) $-4$
(5) $-\frac{2}{7}$
(6) $\frac{8}{21}$