📘 arithmetic

1. **Understanding the problem:** You want to add whole numbers and fractions together. 2. **Important rule:** To add a whole number and a fraction, convert the whole number to a f

1. **State the problem:** Add the mixed numbers $2 \frac{6}{8}$ and $1 \frac{5}{8}$. 2. **Convert mixed numbers to improper fractions:**

1. **State the problem:** We need to fill in the blanks in the expression $ (4 \ __ \ 3) \ __ \ (16 \ __ \ 8) \ __ \ 7 = 9 $ using each of the symbols $+, -, \times, \div$ exactly

1. **State the problem:** We need to divide $1450$ by $3$. 2. **Formula used:** Division is the process of finding how many times the divisor fits into the dividend. Here, we calcu

1. The problem is to subtract 65 from 116. 2. The subtraction formula is $a - b = c$, where $a$ is the minuend, $b$ is the subtrahend, and $c$ is the difference.

1. The problem is to subtract 75 from 201. 2. The subtraction formula is $a - b$, where $a = 201$ and $b = 75$.

1. **State the problem:** Calculate the sum of 5 and 5. 2. **Formula used:** Addition of two numbers is given by $a + b$.

1. The problem is to find the sum of 2 and 2. 2. The formula for addition is $a + b = c$, where $a$ and $b$ are numbers and $c$ is their sum.

1. **State the problem:** Calculate the value of the expression $5000 \div 3 \times 56 + 5 - 3$. 2. **Recall the order of operations:** According to PEMDAS/BODMAS, division and mul

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 $2$ and $3$. 2. **Formula used:** Multiplication of two numbers is given by $a \times b$.

1. **State the problem:** Calculate the sum of the numbers 1299, 25, 40, and 120. 2. **Formula used:** To find the sum of several numbers, use the addition formula:

1. The problem is to multiply 2300 by 0.3. 2. The formula for multiplication is $a \times b = c$, where $a$ and $b$ are numbers and $c$ is the product.

1. The problem is to find the product of 7 and 2. 2. The formula for multiplication is $a \times b = c$, where $a$ and $b$ are numbers and $c$ is their product.

1. The problem asks to find 7% of 300. 2. The formula to find a percentage of a number is: $$\text{Percentage value} = \frac{\text{Percentage}}{100} \times \text{Total number}$$

1. The problem is to multiply 20 by 35. 2. The formula for multiplication is $a \times b = c$, where $a$ and $b$ are numbers and $c$ is their product.

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

1. **State the problem:** Convert the mixed number $6 \frac{7}{11}$ to a decimal and round it to the nearest hundredth. 2. **Understand the mixed number:** A mixed number like $6 \

1. The problem is to calculate $5 - 5$. 2. The subtraction operation means taking away the second number from the first.

1. The problem is to find the sum of 5 and 5. 2. The formula for addition is $a + b = c$, where $a$ and $b$ are numbers to be added, and $c$ is the result.

1. The problem is to calculate $20 - 12$. 2. The subtraction operation means we take 12 away from 20.