Test Questions for Tenths, Hundredths, Thousandths

📚 Quick Study Guide

🔢 Tenths: Represent one part out of ten equal parts. As a decimal, it's written as 0.1, 0.2, 0.3, etc. As a fraction: $\frac{1}{10}$, $\frac{2}{10}$, $\frac{3}{10}$ etc. 💯 Hundredths: Represent one part out of one hundred equal parts. As a decimal, it's written as 0.01, 0.02, 0.03, etc. As a fraction: $\frac{1}{100}$, $\frac{2}{100}$, $\frac{3}{100}$ etc. 🧪 Thousandths: Represent one part out of one thousand equal parts. As a decimal, it's written as 0.001, 0.002, 0.003, etc. As a fraction: $\frac{1}{1000}$, $\frac{2}{1000}$, $\frac{3}{1000}$ etc. ➕ Converting Fractions to Decimals: Divide the numerator (top number) by the denominator (bottom number). For example, $\frac{5}{10}$ = 0.5 ➖ Converting Decimals to Fractions: Identify the place value of the last digit. If it's in the tenths place, put the decimal over 10; hundredths place, put it over 100; thousandths place, put it over 1000. Simplify if possible. 💡 Place Value: Understanding place value is key. To the right of the decimal point, the first place is tenths, the second is hundredths, and the third is thousandths.

📝 Practice Quiz

1. What decimal is equivalent to $\frac{3}{10}$?
   1. 0.03
   2. 0.3
   3. 3.0
   4. 0.003
2. Which fraction represents 0.07?
   1. $\frac{7}{10}$
   2. $\frac{7}{100}$
   3. $\frac{7}{1000}$
   4. $\frac{100}{7}$
3. What is 0.5 + 0.05?
   1. 0.055
   2. 0.505
   3. 0.55
   4. 1.0
4. Express $\frac{25}{1000}$ as a decimal.
   1. 0.25
   2. 0.025
   3. 0.0025
   4. 2.5
5. Which decimal is the largest?
   1. 0.1
   2. 0.09
   3. 0.11
   4. 0.099
6. Convert 0.45 into a fraction in its simplest form.
   1. $\frac{45}{1000}$
   2. $\frac{9}{20}$
   3. $\frac{45}{10}$
   4. $\frac{9}{10}$
7. What is 0.999 rounded to the nearest tenth?
   1. 0.9
   2. 1.0
   3. 0.99
   4. 0.0