4 1/3 - 1 5/6 + 3,2 : [0,8- 2/5] =
krysta
![4 \frac{1}{3}- 1 \frac{5}{6}+ 3,2 : [0,8- \frac{2}{5}] = 4 \frac{1}{3}- 1 \frac{5}{6}+ \frac{32 }{10}: [ \frac{8}{10}- \frac{2}{5}] =\\\\= 4 \frac{1}{3}- 1 \frac{5}{6}+ \frac{16 }{5}: [ \frac{4}{5}- \frac{2}{5}] = 4 \frac{1}{3}- 1 \frac{5}{6}+ \frac{16 }{5}: \frac{2}{5} = 4 \frac{1}{3}- 1 \frac{5}{6}+ \frac{16 }{5}*\frac{5}{2} = \\\\= 4 \frac{2}{6}- 1 \frac{5}{6}+8=2 \frac{3}{6}+8=2 \frac{1}{2}+8=10\frac{1}{2}](https://tex.z-dn.net/?f=4+%5Cfrac%7B1%7D%7B3%7D-+1+%5Cfrac%7B5%7D%7B6%7D%2B+3%2C2+%3A+%5B0%2C8-+%5Cfrac%7B2%7D%7B5%7D%5D+%3D+4+%5Cfrac%7B1%7D%7B3%7D-+1+%5Cfrac%7B5%7D%7B6%7D%2B+%5Cfrac%7B32+%7D%7B10%7D%3A+%5B+%5Cfrac%7B8%7D%7B10%7D-+%5Cfrac%7B2%7D%7B5%7D%5D+%3D%5C%5C%5C%5C%3D+4+%5Cfrac%7B1%7D%7B3%7D-+1+%5Cfrac%7B5%7D%7B6%7D%2B+%5Cfrac%7B16+%7D%7B5%7D%3A+%5B+%5Cfrac%7B4%7D%7B5%7D-+%5Cfrac%7B2%7D%7B5%7D%5D+%3D+4+%5Cfrac%7B1%7D%7B3%7D-+1+%5Cfrac%7B5%7D%7B6%7D%2B+%5Cfrac%7B16+%7D%7B5%7D%3A+%5Cfrac%7B2%7D%7B5%7D+%3D+4+%5Cfrac%7B1%7D%7B3%7D-+1+%5Cfrac%7B5%7D%7B6%7D%2B+%5Cfrac%7B16+%7D%7B5%7D%2A%5Cfrac%7B5%7D%7B2%7D+%3D+%5C%5C%5C%5C%3D+4+%5Cfrac%7B2%7D%7B6%7D-+1+%5Cfrac%7B5%7D%7B6%7D%2B8%3D2+%5Cfrac%7B3%7D%7B6%7D%2B8%3D2+%5Cfrac%7B1%7D%7B2%7D%2B8%3D10%5Cfrac%7B1%7D%7B2%7D "4 \frac{1}{3}- 1 \frac{5}{6}+ 3,2 : [0,8- \frac{2}{5}] = 4 \frac{1}{3}- 1 \frac{5}{6}+ \frac{32 }{10}: [ \frac{8}{10}- \frac{2}{5}] =\\\\= 4 \frac{1}{3}- 1 \frac{5}{6}+ \frac{16 }{5}: [ \frac{4}{5}- \frac{2}{5}] = 4 \frac{1}{3}- 1 \frac{5}{6}+ \frac{16 }{5}: \frac{2}{5} = 4 \frac{1}{3}- 1 \frac{5}{6}+ \frac{16 }{5}*\frac{5}{2} = \\\\= 4 \frac{2}{6}- 1 \frac{5}{6}+8=2 \frac{3}{6}+8=2 \frac{1}{2}+8=10\frac{1}{2}")
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