Real-world examples of comparing and ordering decimals for kids

📚 Quick Study Guide

• 🔢 Decimals are numbers that represent parts of a whole, like fractions but written in a different way. For example, 0.5 represents one-half.
• 📍 When comparing decimals, start by looking at the whole number part. The larger the whole number, the larger the decimal.
• ⚖️ If the whole numbers are the same, compare the digits after the decimal point, starting from the left. A larger digit in the tenths place means a larger number.
• 💯 You can add zeros to the end of a decimal without changing its value. This can make comparing decimals easier. For example, 0.3 is the same as 0.30.
• 🪜 Ordering decimals means arranging them from least to greatest or greatest to least.

🧪 Practice Quiz

1. Which of the following decimals is the smallest?
   1. 0.6
   2. 0.55
   3. 0.62
   4. 0.5
2. Sarah has $0.75, and Tom has $0.80. Who has more money?
   1. Sarah
   2. Tom
   3. They have the same amount
   4. Not enough information
3. Which decimal is greater than 0.4 but less than 0.5?
   1. 0.39
   2. 0.51
   3. 0.45
   4. 0.5
4. Order the following decimals from least to greatest: 0.2, 0.15, 0.3, 0.25
   1. 0.3, 0.25, 0.2, 0.15
   2. 0.15, 0.2, 0.25, 0.3
   3. 0.2, 0.15, 0.25, 0.3
   4. 0.15, 0.25, 0.2, 0.3
5. A chocolate bar costs $1.25, a lollipop costs $0.75, and a gumball costs $0.25. Which costs the most?
   1. Chocolate bar
   2. Lollipop
   3. Gumball
   4. They all cost the same
6. Which of the following is equivalent to 0.9?
   1. 0.09
   2. 0.90
   3. 0.009
   4. 9.0
7. Emily ran a race in 12.3 seconds, and Jessica ran it in 12.25 seconds. Who was faster?
   1. Emily
   2. Jessica
   3. They ran at the same speed
   4. Not enough information