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МатематикаВопрос:
1) \(\frac{15}{20}\) = 2) \(\frac{21}{28}\) = 3) \(\frac{16}{40}\) =
Ответ:
1) \(\frac{15}{20} = \frac{3}{4}\)
2) \(\frac{21}{28} = \frac{3}{4}\)
3) \(\frac{16}{40} = \frac{2}{5}\)
Ответ: \(\frac{3}{4}; \frac{3}{4}; \frac{2}{5}\)
Похожие
- 4) \(\frac{28}{36}\) 2 5) \(\frac{48}{72}\) 2 6) \(\frac{35}{105}\) 2
- √1. Сравнить: a) \(\frac{7}{12}\) \(\frac{11}{12}\) б) \(\frac{5}{9}\) \(\frac{6}{9}\) в) \(\frac{4}{4}\) \(\frac{9}{6}\) г) \(\frac{8}{5}\) \(\frac{16}{32}\) д) 1 \(\frac{23}{17}\) e) \(\frac{43}{44}\) \(\frac{45}{44}\)
- √2. Сократить: a) \(\frac{42}{24}\), \(\frac{35}{77}\), \(\frac{48}{60}\), \(\frac{72}{96}\) б) \(\frac{30}{42}\), \(\frac{33}{39}\), \(\frac{45}{51}\), \(\frac{36}{60}\) в) \(\frac{2.3}{2.5}\), \(\frac{3.7}{6.5}\), \(\frac{5.7}{3.5}\), \(\frac{8.3}{6.24}\)
- №3. Отметить на координатном луче: \(\frac{1}{12}\), \(\frac{5}{12}\), \(\frac{7}{12}\), \(\frac{9}{12}\), \(\frac{11}{12}\), \(\frac{1}{6}\), \(\frac{2}{6}\), \(\frac{3}{6}\), \(\frac{4}{6}\), \(\frac{5}{6}\)
