📘 arithmetic

1. The problem is to simplify the expression $15 - 9$ and then subtract the result from 10. 2. First, calculate $15 - 9$ using subtraction:

1. **State the problem:** Calculate $25 + (-21) \div -4$. 2. **Recall order of operations:** Division comes before addition.

1. The problem asks to find which division expression matches the visual model of 0.8 (8 out of 10 parts) divided by a certain number. 2. The expressions given are $0.8 \div 2$, $0

1. **State the problem:** Simplify the division problem $5\sqrt{45}$, which means divide 45 by 5 using long division. 2. **Recall the division formula:** Division is splitting a nu

1. **State the problem:** Evaluate the expression $$78 \div [3 \times (8 + 5)]$$. 2. **Apply the order of operations:** First, solve inside the parentheses.

1. The problem is to solve a grade 4 level math question, but since no specific question was provided, I will explain a simple example: solving $2 + 3$. 2. The formula for addition

1. **State the problem:** Jina rented 1 video game and 3 DVDs. The video game rental costs $3.40 and each DVD rental costs $4.30. We need to find the total amount Jina spent. 2. **

1. **State the problem:** Jina rented 1 video game and 3 DVDs. The video game rental costs $3.40 and each DVD rental costs $4.30. We need to find the total amount Jina spent. 2. **

Let's solve step by step! 🎉 **Step 1:** Calculate inside the first parentheses: $9 - 4 = 5$

1. The problem is to find the sum of 4 and 8. 2. The formula for addition is $a + b = c$, where $a$ and $b$ are numbers and $c$ is their sum.

Let's solve the first problem: $(-40) + (-36)$ step by step! 1. Imagine you have <span style='font-size: 2em;'>🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎 🍎

1. **Problem 1:** A stand can hold 157.5 kg. How many 1.25 kg bags of potatoes will it hold? Formula: Number of bags = Total weight capacity \div Weight per bag

1. **State the problem:** Su-Lin worked different hours on Monday, Tuesday, Wednesday, and Thursday. We need to find her total hours worked for the week and then find the fraction

1. **State the problem:** We need to find how many times larger the capacity of Twickenham Stadium (82,000) is compared to Twickenham Stoop (14,816). 2. **Formula used:** To find h

1. The problem is to find the missing number in the expression $$\square \times \square = \square$$ where the known numbers connected are 5 and 7. 2. Since the two numbers 5 and 7

1. The problem asks to solve two subtraction expressions: $232 - 949$ and $465 - 760$. 2. The subtraction formula is $a - b = c$, where $a$ and $b$ are numbers and $c$ is the resul

1. **Problem statement:** Add and subtract the following decimal numbers: a) $49.84 + 18.6$

1. Stating the problem: Calculate the following percentages of given numbers. 2. Formula: To find $p\%$ of a number $N$, use the formula:

1. **Stating the problem:** Round the number 14.9962 to (a) 2 decimal places and (b) the nearest 10. 2. **Rounding to 2 decimal places:**

1. The problem is to calculate the product of three numbers: 4, 4, and 4. 2. The multiplication operation is used to find the product of numbers. The formula for multiplying three

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