Explicación paso a paso:
a) -2-[7-(-7)+(-1)]
-2-[7+7-1]
-2-[13]
-2-13
-15
[tex]b) \frac{ - 5 \times 8}{ \frac{ - 12}{ - 6} } [/tex]
[tex] \frac{ - 40}{2} [/tex]
-20
[tex]c) \frac{ \frac{4}{5} }{ \frac{3}{2} } [/tex]
[tex] \frac{8}{15} [/tex]
[tex]d)2. \frac{2}{18 } + \frac{5}{16} [/tex]
[tex]2. \frac{32 + 90}{288} [/tex]
[tex]2. \frac{122}{288} [/tex]
244/288
61/72
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Explicación paso a paso:
a) -2-[7-(-7)+(-1)]
-2-[7+7-1]
-2-[13]
-2-13
-15
[tex]b) \frac{ - 5 \times 8}{ \frac{ - 12}{ - 6} } [/tex]
[tex] \frac{ - 40}{2} [/tex]
-20
[tex]c) \frac{ \frac{4}{5} }{ \frac{3}{2} } [/tex]
[tex] \frac{8}{15} [/tex]
[tex]d)2. \frac{2}{18 } + \frac{5}{16} [/tex]
[tex]2. \frac{32 + 90}{288} [/tex]
[tex]2. \frac{122}{288} [/tex]
244/288
61/72