Review the key concepts, formulae, and examples before starting your quiz.
🔑Concepts
Indian currency is measured in two units: Rupees and Paise. The symbol for Rupee is and the symbol for Paise is . Visually, the symbol consists of the Devanagari letter 'Ra' with a horizontal stripe across the top part.
The fundamental relationship between the two units is that Rupee is equal to Paise (). You can visualize this as small coins filling up a jar to equal the value of a single coin.
Commonly used coins in India include and . These are circular metal discs of varying sizes and colors. For instance, the coin is distinct with its bimetallic design, featuring a gold-colored center and a silver-colored outer ring.
Currency notes come in denominations such as and . Each note is rectangular and has a unique color and size to help identify it; for example, the note is fluorescent blue, while the note is lavender.
When writing money in figures, a dot (.) is used to separate Rupees from Paise. For example, in , the number to the left of the dot () represents Rupees, and the two digits to the right () represent Paise. This is read as 'Twenty-five rupees and seventy-five paise'.
To convert Rupees into Paise, we multiply the amount by . Visually, this is the same as moving the decimal point two places to the right or simply removing the dot. For example, .
To find the total value of a group of different notes and coins, we add their values together. If you see a picture of one note and two coins, you calculate the total as .
📐Formulae
💡Examples
Problem 1:
Convert into Paise.
Solution:
Step 1: Identify the number of Rupees and Paise. Here, we have Rupees and Paise. Step 2: Convert Rupees to Paise: . Step 3: Add the remaining Paise: . Therefore, .
Explanation:
To convert a rupee amount with paise into total paise, multiply the rupee part by and add it to the paise part.
Problem 2:
Rahul has two notes, one note, and three coins. How much money does he have in total?
Solution:
Step 1: Calculate the value of the notes: . Step 2: Calculate the value of the note: . Step 3: Calculate the value of the coins: . Step 4: Add all the values together: . Rahul has in total.
Explanation:
To find the total, multiply the count of each denomination by its value and then sum all the results.