put these in order from largest to smallest like this

hundreds - 2

tens - 9

ones - 1

tenths - 4

hundredths 5

now put them all together. Make sure to put the decimal between the ones and tenths

291.45

- All categories
- Pre-Algebra Answers (11,785)
- Algebra 1 Answers (23,986)
- Algebra 2 Answers (9,933)
- Geometry Answers (4,777)
- Trigonometry Answers (2,434)
- Calculus Answers (5,462)
- Statistics Answers (2,796)
- Word Problem Answers (8,972)
- Other Math Topics (4,921)

...