Помогите прошу!! Даю 17 баллов
1) [tex] \frac{7}{18} \times \frac{27}{28} [/tex]
2) [tex]1 \frac{3}{17} \times 2 \ \frac{4}{15} [/tex]
3) [tex]0.6 \times 1 \frac{7}{18} - ( \frac{1}{3}) {}^{2} [/tex]
4) [tex]21\times \frac{3}{7} [/tex]
1) [tex] \frac{7}{18} \times \frac{27}{28} [/tex]
2) [tex]1 \frac{3}{17} \times 2 \ \frac{4}{15} [/tex]
3) [tex]0.6 \times 1 \frac{7}{18} - ( \frac{1}{3}) {}^{2} [/tex]
4) [tex]21\times \frac{3}{7} [/tex]
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