用简便算法计算:
(1) $192 \frac{4}{7} ÷ (-\frac{4}{7})$;
(2) $998 \frac{8}{9} ÷ (-\frac{1}{9})$;
(3) $(-35 \frac{5}{16}) ÷ (-5)$;
(4) $105 \frac{5}{9} ÷ (-\frac{5}{3})$;
(5) $9 \frac{18}{19} ÷ (-\frac{1}{15})$;
(6) $99 \frac{8}{9} ÷ (-\frac{10}{9})$;
(7) $(-36 \frac{9}{10}) ÷ 9 ÷ (-2)$;
(8) $(-180 \frac{1}{2}) ÷ \frac{1}{19} ÷ 3 \frac{5}{11}$。
(1) $192 \frac{4}{7} ÷ (-\frac{4}{7})$;
(2) $998 \frac{8}{9} ÷ (-\frac{1}{9})$;
(3) $(-35 \frac{5}{16}) ÷ (-5)$;
(4) $105 \frac{5}{9} ÷ (-\frac{5}{3})$;
(5) $9 \frac{18}{19} ÷ (-\frac{1}{15})$;
(6) $99 \frac{8}{9} ÷ (-\frac{10}{9})$;
(7) $(-36 \frac{9}{10}) ÷ 9 ÷ (-2)$;
(8) $(-180 \frac{1}{2}) ÷ \frac{1}{19} ÷ 3 \frac{5}{11}$。
答案
(1) $-337$
(2) $-8\ 990$
(3) $7\ \frac{1}{16}$
(4) $-63\ \frac{1}{3}$
(5) $-149\ \frac{4}{19}$
(6) $-89\ \frac{9}{10}$
(7) $2\ \frac{1}{20}$
(8) $-992\ \frac{3}{4}$
(2) $-8\ 990$
(3) $7\ \frac{1}{16}$
(4) $-63\ \frac{1}{3}$
(5) $-149\ \frac{4}{19}$
(6) $-89\ \frac{9}{10}$
(7) $2\ \frac{1}{20}$
(8) $-992\ \frac{3}{4}$
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