Final answer:
The fraction 3/8, which converts to 0.375, is closest to the decimal 0.40.
Step-by-step explanation:
The student is looking to find the fraction that is closest to the decimal value 0.40. To find this, we will convert each fraction into a decimal and compare.
- 1/3 = 0.33
- 4/7 = 0.57
- 3/8 = 0.375
- 5/9 = 0.555
- 1/2 = 0.5
From these calculations, it's clear that 3/8, which equals 0.375, is closest to the decimal 0.40. Therefore, the answer to the question "Which of the following fractions is closest in value to the decimal 0.40" is 3/8.
Learn more about Fraction to Decimal