📘 arithmetic

1. The problem is to understand why we add 1 plus 3. 2. Addition is a basic arithmetic operation where we combine two numbers to get their total.

1. Let's start by stating the problem: Consumer arithmetic involves calculations related to buying and selling goods, including concepts like discounts, profit, loss, cost price, a

1. The problem asks which different numbers from 1 to 9 can be multiplied together to produce the same product. 2. We want to find pairs or sets of numbers $a, b, c, \ldots$ where

1. Let's start by defining whole numbers. Whole numbers are the set of numbers that include all the natural numbers (0, 1, 2, 3, ...) and zero. They do not include fractions, decim

1. The problem is to subtract 28 from 11, i.e., calculate $11 - 28$. 2. The subtraction formula is $a - b$, where $a=11$ and $b=28$.

1. **State the problem:** Sam usually runs for 48 minutes each day. On Monday, he completed only $\frac{1}{4}$ of his usual workout. We need to find the time Sam spent running on M

1. **State the problem:** Sam usually runs for 48 minutes each day. On Monday, he completed only $\frac{1}{4}$ of his usual workout. We need to find the time Sam spent running on M

1. The problem involves adding and subtracting fractions and mixed numbers. 2. To add or subtract fractions, we use the formula: $$\frac{a}{b} \pm \frac{c}{d} = \frac{ad \pm bc}{bd

1. **Stating the problem:** We need to subtract the numbers represented on the abacus rods: Hundreds (H), Tens (T), and Units (U).

1. **State the problem:** Calculate the value of the expression $$(2025 - 53) \div 4 + 25$$. 2. **Apply the order of operations:** According to the order of operations (PEMDAS/BODM

1. The problem is to find the result of dividing 28 by 7. 2. Division is the operation of determining how many times one number is contained within another.

1. **State the problem:** Find the product of 379 and 64. 2. **Formula used:** The product of two numbers $a$ and $b$ is given by multiplication: $$a \times b$$

1. **State the problem:** Organize the numbers 21, -8, 19, 5, -100, -2, 0, 13 from smallest to largest. 2. **Understand the rule:** When ordering numbers, negative numbers are smal

1. The problem is to organize a set of numbers from the smallest to the largest. 2. To do this, we compare each number and arrange them in ascending order.

1. The problem is to evaluate the expression involving the numbers -3, 27, 30, and -27. 2. Since the user only provided numbers without an explicit operation, let's consider the su

1. **State the problem:** Calculate the value of the expression $-13 + 2$. 2. **Recall the rule:** Adding a positive number to a negative number means moving to the right on the nu

1. **Stating the problem:** A rope is $\frac{5}{6}$ metres long. Ravi used $\frac{3}{4}$ metres. We need to find how much rope he used.\n\n2. **Understanding the problem:** The que

1. **Write the decimals in words:** (a) 0.9 is written as "nine tenths" because the digit 9 is in the tenths place.

1. **State the problem:** We need to find the sum of the given list of numbers. 2. **List the numbers:** 385.46, 388.71, 255.69, 1725.12, 197.43, 169.48, 349.16, 882.50, 1238.51, 5

1. The problem is to add two numbers. 2. Addition is the process of combining two numbers to get their total or sum.

1. The problem is to find the sum of the given list of numbers: 315.08, 238.18, 370.43, 1715.91, 409.00, 202.68, 189.99, 189.99, 916.08, 430.20, 319.19, 679.20, 223.68, 322.83, 300