📘 arithmetic

1. **State the problem:** Calculate the product of 16 and 4. 2. **Formula used:** Multiplication of two numbers $a$ and $b$ is given by $a \times b$.

1. The problem is to evaluate the expression $2 \times 5$. 2. The formula for multiplication is $a \times b = c$, where $a$ and $b$ are numbers and $c$ is their product.

1. The problem is to evaluate the expression $2\$5\$$. 2. Since the dollar signs are not part of a math expression but appear to be a formatting or typing error, we interpret the e

1. Stating the problem: Calculate the value of the first expression $-9 \div 1$. 2. Formula and rules: Division of integers follows the rule that dividing by 1 leaves the number un

1. **State the problem:** We need to find the total amount of pie remaining when the fractions of different pies left are $\frac{3}{7}$, $\frac{2}{7}$, $\frac{3}{7}$, and $\frac{5}

1. **State the problem:** Add the numbers 9014, 927, and 421. 2. **Write the addition vertically:**

1. **State the problem:** Add the numbers $1 + \frac{1}{4} + \frac{3}{4} + \frac{6}{4}$.\n\n2. **Recall the property of addition:** Addition is associative and commutative, so we c

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. Imagine you have 3️⃣ apples 🍎 🍎 🍎 and your friend has 2️⃣ apples 🍎 🍎. 2. Let's put the apples together to see how many you have in total.

1. **Stating the problem:** Write the given numbers in words. 2. **Number a:** $6 \times 100000 + 9 \times 1000 + 3 \times 100 + 2 \times 10 + 8 \times 1$

1. Problem: Round the 2019 Wyoming population of 578,759 to the nearest hundred-thousand. 2. Formula: To round to the nearest hundred-thousand, look at the ten-thousands digit.

1. Problem 48: Round 247.831 to the nearest whole number. - Rule: To round to the nearest whole number, look at the first decimal place.

1. Problem: Round 86,999,732 to the nearest thousand. Step 1: Identify the place value to round to, which is the thousand's place (the 4th digit from the right).

1. **Problem:** Round 86,999,732 to the nearest thousand. 2. **Formula and rule:** To round to the nearest thousand, look at the hundreds digit.

1. The problem asks to determine if the bolded and underlined zeros in numbers 30-33 are necessary or unnecessary. 2. Important rule: A zero is necessary if it indicates precision

1. The problem is to divide 85 by 4 and find the quotient and remainder. 2. The division formula is:

1. The problem is to multiply 201 by 112. 2. The formula for multiplication is $a \times b = c$, where $a$ and $b$ are the numbers to multiply, and $c$ is the product.

1. The problem is to find the sum of 23 and 333. 2. The formula for addition is $a + b = c$, where $a$ and $b$ are the numbers to add, and $c$ is the result.

1. **Problem 1: Multiply 300 by 0.84** Step 1: State the problem.

1. The problem is to round decimal numbers to the nearest thousandth. 2. The rule for rounding to the nearest thousandth is to look at the digit in the ten-thousandth place (the fo

1. The problem is to round decimal numbers to the nearest thousandth. 2. The rule for rounding to the nearest thousandth is to look at the digit in the ten-thousandth place (the fo