📘 arithmetic

1. The problem asks to determine if the bolded and underlined zeros in numbers 30-33 are necessary or unnecessary. 2. Important rule: A zero is necessary if it indicates precision

1. The problem is to divide 85 by 4 and find the quotient and remainder. 2. The division formula is:

1. The problem is to multiply 201 by 112. 2. The formula for multiplication is $a \times b = c$, where $a$ and $b$ are the numbers to multiply, and $c$ is the product.

1. The problem is to find the sum of 23 and 333. 2. The formula for addition is $a + b = c$, where $a$ and $b$ are the numbers to add, and $c$ is the result.

1. **Problem 1: Multiply 300 by 0.84** Step 1: State the problem.

1. The problem is to round decimal numbers to the nearest thousandth. 2. The rule for rounding to the nearest thousandth is to look at the digit in the ten-thousandth place (the fo

1. The problem is to round decimal numbers to the nearest thousandth. 2. The rule for rounding to the nearest thousandth is to look at the digit in the ten-thousandth place (the fo

1. **Problem:** Calculate $27 + 0.6 + 0.02$. 2. **Formula:** Addition of decimals and whole numbers.

1. **State the problem:** A baker needs 5 lb of butter. She has two portions each weighing $1 \frac{1}{6}$ lb and one portion weighing $2 \frac{2}{7}$ lb. We need to check if the t

1. **State the problem:** We have two roller coaster rides with different durations. The first ride, Supreme Ride, lasts 2 1/2 minutes. The second ride, Soul for Dragon, lasts 135

1. **State the problem:** We need to find half of 528. 2. **Formula used:** To find half of a number, we multiply the number by $\frac{1}{2}$ or divide it by 2.

1. The problem asks to write each phrase as a decimal. 2. The example given is "six hundred thirty and four hundred seventy-six thousandths" which is written as $630.476$.

1. **State the problem:** We need to find the cost per person when the total bill for nine people is 135. 2. **Formula used:** To find the cost per person, divide the total bill by

1. **State the problem:** 8 children raised a total of £96 by helping to pack bags at a local supermarket. Each child raised the same amount. We need to find out how much each chil

1. The problem asks to solve the addition of two decimal numbers: $$94.852 + 4.007 = n$$. 2. The formula for addition is straightforward: add the numbers digit by digit, aligning t

1. **Stating the problem:** Calculate 20% of 500. 2. **Formula used:** To find a percentage of a number, use the formula:

1. The problem is to evaluate the expression with the numbers given: $-4$, $-10$, and $3$. 2. Since the user only provided numbers without an explicit operation, let's consider a c

1. **State the problem:** Carrie eats 2 whole satsumas and then eats 1 segment out of 8 equal segments of another satsuma. We need to find the total satsumas eaten as an improper f

1. **State the problem:** We need to multiply 68 by 59 using the box method. 2. **Explain the box method:** The box method breaks each number into place values and multiplies each

1. **State the problem:** We need to multiply 68 by 54 using the box method. 2. **Explain the box method:** The box method breaks each number into place values and multiplies each

1. The problem is to convert a given number to its decimal form. 2. To convert a fraction or any number to decimal, divide the numerator by the denominator or evaluate the number a