📘 arithmetic

1. The problem asks to find eight mistakes in the given arithmetic operations. 2. The operations are addition (+10), multiplication (×12), subtraction (-10), and division (÷4) appl

1. **State the problem:** We need to find how many cereal brands have less than $\frac{1}{4}$ grams of sodium per cup. 2. **Identify the sodium content for each brand:**

1. **State the problem:** Lily completed the jigsaw puzzle 15 minutes faster than Coby, who took 1 hour 6 minutes. We need to find how long Lily took. 2. **Convert Coby's time to m

1. Problem: Calculate $6 \frac{5}{8} + 2 \frac{3}{4}$. 2. Formula: To add mixed numbers, add the whole numbers and fractions separately. Find a common denominator for the fractions

1. **State the problem:** Calculate the product of 6 and 7. 2. **Formula used:** Multiplication of two numbers is given by $a \times b$.

1. **State the problem:** Joni wants to leave a tip that is 19% of the total bill of 65.46. 2. **Formula:** Tip amount = (Tip percentage) \times (Total bill)

1. הבעיה היא להבין איך $\frac{22}{4}$ יכול להיות שווה ל-55. 2. נתחיל בחישוב הערך של $\frac{22}{4}$: זה אומר לחלק 22 ב-4.

Let's learn how to add numbers step by step! 🎉 **Step 1:** Imagine you have some apples 🍎🍎🍎 (3 apples) in one box.

1. **State the problem:** Find the sum of 9 and 10. 2. **Formula used:** Addition of two numbers is given by $$a + b$$ where $a$ and $b$ are the numbers.

1. The problem is to find the quotient and remainder when dividing 29 by 4. 2. The division formula is:

1. **State the problem:** We need to divide 5.2 by 2.6, written as $2.6 \lrcorner 5.2$. 2. **Recall the division formula:** Division is finding how many times the divisor fits into

1. The problem is to multiply the numbers 2.6 and 5.2. 2. The formula for multiplication is simply $a \times b$ where $a$ and $b$ are the numbers to multiply.

1. **State the problem:** We need to perform the division $2.7 \div 0.9$ using long division. 2. **Rewrite the division:** Dividing decimals can be simplified by multiplying both t

1. **Plantejament del problema:** Tenim tres tipus d'arbres fruiters amb diferents quantitats de fruita per arbre.

1. **State the problem:** A cooler contains $6 \frac{3}{4}$ liters of water. A team drinks $\frac{2}{3}$ of the water. We need to find how many liters the team drinks. 2. **Convert

1. **State the problem:** Kari buys socks costing 4 and shoes costing 35, paying 40. We need to find her change. 2. **Write the formula:** Change = Amount given - Total cost

1. **State the problem:** A scientist has 8 bottles, each containing 12 ounces of liquid. We need to find the total amount of liquid. 2. **Formula used:** Total liquid = Number of

1. **State the problem:** We need to subtract 172 from 5924, i.e., calculate $5924 - 172$. 2. **Set up the subtraction:** Write the numbers in column form aligning digits by place

1. The problem asks to round the number 3.281 to 1 decimal place (d.p.). 2. Rounding to 1 decimal place means keeping only one digit after the decimal point.

1. The problem is to round the number 3.675 to 2 decimal places. 2. The rule for rounding to 2 decimal places is to look at the third decimal place (thousandths place).

1. The problem asks to round the number 6.753 to 2 decimal places. 2. Rounding to 2 decimal places means keeping two digits after the decimal point and deciding whether to round up