📘 arithmetic

1. The problem involves understanding and working with mixed numbers and fractions: $1 \frac{7}{8}$, $\frac{3}{4}$, $\frac{3}{8}$, and $1 \frac{7}{8}$.\n\n2. First, convert the mix

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

1. The problem is to understand and apply the MDAS rule in arithmetic operations. 2. MDAS stands for Multiplication, Division, Addition, and Subtraction, which is a mnemonic to rem

1. The problem is to verify if the given multiplication table is correct. 2. The table has two sets of numbers: one along the top row (6, 9, 7, 2, 5, 8, 4, 3) and one along the lef

1. **State the problem:** Christopher's meal costs 36.00 and he wants to leave a 10% tip. We need to find the total bill including the tip. 2. **Formula used:** The total bill incl

1. The problem is to add a series of numbers step-by-step until reaching the final sum. 2. The formula for adding numbers is simply summing each term: $$S = a_1 + a_2 + a_3 + \cdot

1. Problem: Calculate $32 \div 4 - 2$ and verify if it equals 6. Formula and rules: Division and subtraction follow the order of operations (PEMDAS/BODMAS), so division is done bef

1. **State the problem:** Calculate the value of the expression $17 \frac{3}{11} - 9 \frac{3}{4} + \frac{4}{5}$.\n\n2. **Convert mixed numbers to improper fractions:**\n$17 \frac{3

1. **State the problem:** Fido eats $1 \frac{1}{3}$ cups of Krispy Kibble per meal. Mum buys the dog food in 20-cup packets. We need to determine if one packet is enough for 15 mea

1. **State the problem:** Jon spent $1 \frac{1}{2}$ hours on her devices for 6 days, and Jack spent $2 \frac{1}{4}$ hours on his devices for 4 days this week. We need to find the t

1. **State the problem:** Mo reads $\frac{3}{4}$ of a book each week. We want to find out how many books he has read after 12 weeks. 2. **Formula used:** Total books read = (books

1. The problem states that Ms. Green needs $1 \frac{1}{4}$ packets of pencils for her classroom. 2. The mixed number $1 \frac{1}{4}$ means 1 whole packet plus $\frac{1}{4}$ of anot

1. The problem asks for the number that is 7 units forward from -4. 2. Moving forward on the number line means adding the given units to the starting number.

1. The problem asks: Which number is 5 units forward from -5? 2. To find a number that is a certain number of units forward on the number line, we add that number of units to the s

1. The problem is to solve multiplication problems from the multiplication table. 2. The multiplication operation is defined as repeated addition. For example, $a \cdot b$ means ad

1. The problem involves verifying and solving basic arithmetic operations: addition, subtraction, and division. 2. For addition, the formula is $a + b = c$, where $a$ and $b$ are a

1. **Problem Statement:** Find the difference for each subtraction problem using the proper subtraction method. 2. **Subtraction with Regrouping:** When the top digit is smaller th

1. **Problem Statement:** Find the difference for each subtraction problem, using the proper subtraction method. 2. **Subtraction with Regrouping:** When the top digit is smaller t

1. The problem is to round the number 3.11 to the nearest whole number. 2. The rule for rounding to the nearest whole number is: if the decimal part is 0.5 or greater, round up; if

1. **State the problem:** Calculate the value of the expression $4556 - 58884 + 35$. 2. **Apply the order of operations:** Since this is a simple addition and subtraction problem,

1. Work out $2 \frac{2}{3} \times \frac{1}{6} + 1 \frac{3}{8}$. - Convert mixed numbers to improper fractions: