mml=<math xmlns="http://www.w3.org/1998/Math/MathML"><mfrac><mn>1</mn><msqrt><mn>2</mn><mo>+</mo><msqrt><mn>1</mn></msqrt></msqrt></mfrac><mo>+</mo><mfrac><mn>1</mn><mrow><msqrt><mn>2</mn></msqrt><mo>+</mo><msqrt><mn>1</mn></msqrt></mrow></mfrac><mo>&#xD7;</mo><mfrac><mrow><msqrt><mn>2</mn></msqrt><mo>-</mo><msqrt><mn>1</mn></msqrt></mrow><mrow><msqrt><mn>2</mn></msqrt><mo>-</mo><msqrt><mn>1</mn></msqrt></mrow></mfrac><mspace linebreak="newline"/><mo>=</mo><msqrt><mn>2</mn></msqrt><mo>-</mo><mn>1</mn><mspace linebreak="newline"/><mo>&#x2234;</mo><mo>&#xA0;</mo><mi>Given</mi><mo>&#xA0;</mo><mi>expression</mi><mspace linebreak="newline"/><mo>=</mo><msqrt><mn>2</mn></msqrt><mo>-</mo><mn>1</mn><mo>+</mo><msqrt><mn>3</mn></msqrt><mo>-</mo><msqrt><mn>2</mn></msqrt><mo>+</mo><msqrt><mn>4</mn></msqrt><mo>-</mo><msqrt><mn>3</mn></msqrt><mo>+</mo><mo>&#x2026;</mo><mo>+</mo><msqrt><mn>99</mn></msqrt><mo>-</mo><msqrt><mn>98</mn></msqrt><mo>+</mo><msqrt><mn>100</mn></msqrt><mo>-</mo><msqrt><mn>99</mn></msqrt><mspace linebreak="newline"/><mo>=</mo><msqrt><mn>100</mn></msqrt><mo>-</mo><mn>1</mn><mo>=</mo><mn>10</mn><mo>-</mo><mn>1</mn><mo>=</mo><mn>9</mn></math>