📘 arithmetic

1. **State the problem:** Calculate the value of the expression $5 \times 10 + 10 + 5$. 2. **Recall the order of operations:** Multiplication is performed before addition.

1. **State the problem:** We need to find the sum of $46789456789$ and $778453289$. 2. **Write the addition expression:**

1. The problem states that Carrie eats 2 whole satsumas and then eats 1 segment out of 8 equal segments from another satsuma. 2. To find the total satsumas eaten, we add the whole

1. The problem asks to write a quarter of a billion in expanded notation. 2. A billion is $1,000,000,000$.

1. The problem asks to write a quarter of a billion in standard notation. 2. A billion is equal to 1,000,000,000 (one followed by nine zeros).

1. The problem asks to write 8.07 million in expanded notation. 2. First, understand that 1 million equals 1,000,000.

1. The problem asks to write "fifteen hundreds" in expanded notation. 2. "Fifteen hundreds" means 15 times 100, which is $15 \times 100$.

1. The problem asks to write "fifteen hundreds" in standard notation. 2. "Fifteen hundreds" means 15 times 100.

1. The problem is to find the sum of the numbers 28 and 81.76. 2. The formula for addition is simply $a + b$ where $a$ and $b$ are the numbers to add.

1. **State the problem:** Calculate the sum of 1 and 1. 2. **Formula used:** Addition of two numbers is given by $a + b$.

1. **State the problem:** Calculate the product of 10 and 2. 2. **Formula used:** Multiplication of two numbers is given by $a \times b$.

1. **Stating the problem:** We will learn how to multiply and divide decimals. 2. **Multiplying decimals:**

1. **Stating the problem:** We want to learn how to multiply decimals, which means multiplying numbers that have digits after the decimal point. 2. **Formula and rules:** When mult

1. **State the problem:** Bhanu paid Rs 200 for a book and got Rs 35 as change. Later, she bought a pen for Rs 10. We need to find how much money Bhanu spent in total at the booksh

1. **State the problem:** Multiply each pair of mixed numbers, cancel common factors before multiplying, and write the answer as a mixed number in simplest form. 2. **Formula and r

Let's solve step by step! 🎉 **Step 1:** Look at the problem: $\frac{1}{4} \div \left( \frac{1}{8} - \frac{1}{16} \right)$

1. **State the problem:** Calculate the value of the expression $$(8.00 \times 7.50) - \left(0.6 \times 0.6 \times \frac{3.14}{4}\right) \times 3$$. 2. **Calculate the first part:*

1. The problem is to verify the total payment amount by summing the individual fees. 2. The formula to find the total payment is the sum of all individual payments:

1. **State the problem:** Calculate the sum of the two numbers: $1183375846816782 + 112910770486564738901982734656478392019827364563728910$.

1. **State the problem:** Calculate the sum of 2 and 2. 2. **Formula used:** Addition of two numbers is given by $a + b$.

1. The problem is to calculate the product of 40 and 40. 2. The formula for multiplication is $a \times b = c$, where $a$ and $b$ are numbers and $c$ is their product.