📘 arithmetic

1. **State the problem:** Calculate the value of the expression $-45 + (323)$. 2. **Recall the rule:** Adding a positive number is straightforward addition.

1. **State the problem:** We need to divide 381.98 by 53.34. 2. **Formula used:** Division of two numbers is given by $$\text{Quotient} = \frac{\text{Dividend}}{\text{Divisor}}$$

1. **State the problem:** We need to divide 59 by 2. 2. **Formula used:** Division is the operation of splitting a number into equal parts. The formula is $$\text{Quotient} = \frac

1. The problem asks why the difference between 10 and 1 is 9. 2. The subtraction operation is defined as finding how much one number exceeds another.

1. The problem is to convert the mixed number 9 1/5 into a decimal. 2. A mixed number consists of a whole number and a fraction. To convert it to a decimal, convert the fraction to

1. **State the problem:** A bakery sold 58 eclairs in the morning. It sold 15 fewer eclairs in the afternoon than in the morning. We need to find how many eclairs it sold altogethe

1. **State the problem:** Isabella packed beads into 36 bags. Each bag contains 24 red beads, 15 purple beads, and 18 pink beads. We need to find the total number of beads packed.

1. **State the problem:** We need to find which expression equals 3: - Expression A: $24 \div (4 \times 2)$

1. The problem asks which expression has a value of 3. 2. The expressions are:

1. **State the problem:** We need to find which expression evaluates to 4. 2. **Evaluate the first expression:** $$48 \div (8 - 5 + 9)$$

1. **Problem 7b:** Halve the number 48 twice to show it is divisible by 4. - Step 1: Divide 48 by 2: $$48 \div 2 = 24$$

1. **Problem Statement:** Help with questions 7 b), c), d), 8 b), and 9 a), b), c), d) related to divisibility by 4 and 8.

1. **Problem Statement:** Determine which numbers from the list 38, 45, 76, 92, 288, 358, 876, 1580, 23, 494 are divisible by 4. 2. **Rule for divisibility by 4:** A number is divi

1. The problem asks which partial quotients could be added to find the quotient of $465 \div 15$. 2. Partial quotients are parts of the division process where you break down the di

1. **Problem statement:** A farmer has 36 cows, 48 sheep, and 60 chickens. He wants to divide them into groups with the maximum number of animals in each group such that each group

1. The problem asks us to find multiples of given numbers that lie between 85 and 110. 2. A multiple of a number $n$ is any number that can be expressed as $n \times k$ where $k$ i

1. The problem is to evaluate the expression $40 - 30 - 10$. 2. The order of operations for addition and subtraction is from left to right.

1. The problem is to find $\frac{7}{10}$ of 10. 2. The formula to find a fraction of a number is:

1. **State the problem:** Calculate \( \frac{4}{5} \) of 100. 2. **Formula used:** To find a fraction of a number, multiply the fraction by the number:

1. The problem is to find \( \frac{3}{5} \) of 100. 2. The formula to find a fraction of a number is:

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