Transcripción 17/11/2025, 20:42:25

Apuntes

• Subtopic: Mathematical Expressions and Calculations a) \(\left(1 - \frac{1}{4}\right) - \left(1 - \frac{5}{9}\right) - \left(1 - \frac{5}{6}\right)\) \(\left(\frac{4}{4} = \frac{1}{4}\right) - \left(1 = \frac{5}{9}\right) - \left(\frac{6}{6} = \frac{5}{6}\right)\) \(\frac{3}{4} - \frac{3}{9} - \frac{1}{6}\) \(\frac{27}{36} - \frac{16}{36} - \frac{6}{36}\) \(\frac{27 - 16 - 6}{36}\) \(\frac{5}{36}\) b) \(\left(1 - \frac{2}{3}\right) - \left(\frac{4}{5} - \frac{1}{3}\right) + \left(\frac{1}{5} - \frac{7}{15}\right)\) \(\left(\frac{3}{3} - \frac{2}{3}\right) - \left(\frac{12}{15} - \frac{15}{15}\right) + \left(\frac{3}{15} - \frac{7}{15}\right) =\) \(\frac{1}{3} - \frac{7}{15} - \frac{4}{15} =\) \(\frac{1}{3} - \frac{7 - 4}{15} =\) \(-\frac{6}{15} = -\frac{2}{5}\) • Subtopic: Details 1) Detalle \(\text{weak} \to \text{ 1. untest} \to \frac{1}{50}\) \(\text{hurrego} \to \text{ 4 untest} \to \frac{2}{25}\) --- • Subtopic: Bidertelak eta Zatiketak (Fractions and Ratios) - Bidertelak (Fractions): a. \(b = a \cdot c\) b. \(d = b \cdot d\) 2 \(\cdot\) 3 = 2.5 = 10 = 15 3 \(\cdot\) 8 = 3.8 = 24 = 24 (-2) \(\cdot\) 5 = -10 = 35 3 \(\cdot\) 8 = 24 = 12 ...