1. The problem involves understanding and performing operations with fractions and decimals arranged in a matrix-like format. 2. We start by interpreting each value: fractions like $-\frac{1}{4}$, $-\frac{2}{7}$, $-\frac{1}{11}$, $\frac{3}{4}$, and decimals like $1.1$, $-0.9$. 3. To work with these numbers, convert decimals to fractions or fractions to decimals for consistency. For example, $1.1 = \frac{11}{10}$ and $-0.9 = -\frac{9}{10}$. 4. If the task is to multiply or add these values in the matrix, use the formula for fraction multiplication: $$\frac{a}{b} \times \frac{c}{d} = \frac{ac}{bd}$$ and for addition: $$\frac{a}{b} + \frac{c}{d} = \frac{ad + bc}{bd}$$. 5. For example, multiplying the first row and first column entries: $$-\frac{1}{4} \times -\frac{1}{11} = \frac{1}{44}$$. 6. Similarly, multiplying $-\frac{2}{7}$ and $\frac{3}{4}$: $$-\frac{2}{7} \times \frac{3}{4} = -\frac{6}{28} = -\frac{3}{14}$$. 7. Multiplying $1.1$ (or $\frac{11}{10}$) and $-0.9$ (or $-\frac{9}{10}$): $$\frac{11}{10} \times -\frac{9}{10} = -\frac{99}{100} = -0.99$$. 8. These operations can be applied to fill the matrix or solve related problems. 9. Understanding fraction and decimal conversions and operations is key to solving such matrix problems. 10. Final answers depend on the specific operation requested, but the method above applies to all.