📘 arithmetic

1. **Problem:** Write the missing word and show how to shift the decimal when multiplying or dividing by powers of 10. 2. **Rule:** Multiplying by 10, 100, 1000, etc., shifts the d

1. **Problem Statement:** Round the given decimals to the nearest thousandth, hundredth, and tenth. 2. **Rounding Rules:**

1. **State the problem:** Calculate $3 \frac{1}{2} - \frac{4}{3}$. 2. **Convert mixed number to improper fraction:**

1. **State the problem:** Aaden practices piano for 714 minutes in 3 weeks. We need to find how many minutes he practices in 1 week assuming equal practice each week. 2. **Formula

1. **State the problem:** Add the mixed numbers $1 \frac{1}{2} + \frac{1}{2}$. 2. **Formula and rules:** To add mixed numbers, add the whole numbers and fractions separately. If th

1. **Planteamiento del problema:** Aprender a dividir para poder resolver problemas con fracciones y decimales. 2. **Fórmula y concepto básico:** La división es una operación que c

1. The problem is to calculate the value of 325. 2. Since 325 is a single number, the value is simply 325.

1. **State the problem:** We need to check if the equation $3 + 9 + 27 = 14$ is true. 2. **Calculate the left side:** Add the numbers on the left side:

1. **State the problem:** We have two receipts with item prices and a total amount of money available. We need to find the total cost of each receipt, check if the money is enough,

1. **Stating the problem:** Calculate the total cost of the first receipt and determine if the money total is enough to cover it. If not, suggest what item(s) could be cut to have

1. **State the problem:** Find the total cost of the groceries in the middle section and determine if the money total is enough to pay for them. 2. **List the prices:** $2.20, 2.50

1. **State the problem:** We need to check if the total money available, 30.35, is enough to buy all the listed items. 2. **List the prices of all items:**

1. **State the problem:** Tristan has 15 feet of ribbon and each box of candy requires $\frac{1}{2}$ foot of ribbon. We need to find how many boxes he can tie with the ribbon. 2. *

1. **State the problem:** Lena has $\frac{1}{8}$ of a cup of sprinkles to divide equally over 2 sundaes. We need to find how many cups of sprinkles each sundae gets. 2. **Formula u

1. **State the problem:** We need to find the difference in weight between the heaviest and lightest baby chick from the given weights: $2 \frac{15}{16}$, $1 \frac{3}{16}$, $\frac{

1. **State the problem:** We need to find the difference in weight between the heaviest and lightest baby chick from the given weights: $2 \frac{15}{16}$ ounces, $1 \frac{3}{16}$ o

1. **Problem statement:** Karl has 25 children at a party, and each child gets 250 mL of juice. We need to find how many litres of juice he will need. 2. **Formula and rules:** To

1. **State the problem:** Calculate $67 + 7 - 11$. 2. **Apply addition first:**

1. **Stating the problem:** Calculate the value of $7.32 - 58.9$ and check if it equals 38. 2. **Formula and rules:** Subtraction of decimal numbers is performed by aligning the de

1. **State the problem:** We need to find the total number of ounces in 126.5 servings of popcorn, where each serving weighs 5.25 ounces. 2. **Formula used:** To find the total wei

1. The problem asks to find the results of the divisions $12 \div 3$ and $7 \div 4$. 2. Division means splitting a number into equal parts. The formula is $a \div b = \frac{a}{b}$.