📘 arithmetic

1. The problem is to multiply 2,821 by 3. 2. Write the multiplication: $$2821 \times 3$$

1. The problem is to find the sum of 24 and 35. 2. Add the two numbers: $$24 + 35 = 59$$

1. The problem is to calculate the division of 3133 by 1133 and verify the approximate result. 2. Write the division as a fraction: $$\frac{3133}{1133}$$.

1. The problem is to multiply 72 by 7,878. 2. Write the multiplication: $$72 \times 7,878$$

1. The problem states Erin has 55 pebbles in total. 2. She takes out her favorite 7 pebbles, so the remaining pebbles to divide are $$55 - 7 = 48$$.

1. The problem is to multiply 12 by 12. 2. Multiplication means adding a number to itself a certain number of times. Here, we add 12 to itself 12 times.

1. The problem is to find the sum of 19 and 19. 2. We add the two numbers: $$19 + 19$$.

1. The problem is to find the sum of 13 and 13. 2. We add the two numbers: $$13 + 13$$.

1. The problem is to find the sum of 12 and 12. 2. We add the two numbers: $$12 + 12 = 24$$

1. **State the problem:** Calculate the sum of 69 and 10. 2. **Add the numbers:**

1. Stating the problem: Calculate the value of $96 - 96$. 2. Subtract the two numbers: $96 - 96 = 0$.

1. **State the problem:** We need to find the sum of 89 and 89. 2. **Add the numbers:**

1. The problem is to multiply 78 by 78. 2. We can write this as $78 \times 78$.

1. The problem is to evaluate the expression: $$6.8 \times 1.3 \times 204 + 68 \times 2.72$$. 2. First, multiply the numbers in the first part: $$6.8 \times 1.3 = 8.84$$.

1. The problem is to evaluate the expression: $$6.8 \times 1.3 \times 204 + 68 \times 2.72$$. 2. First, calculate the product of the first three numbers:

1. The problem asks how many children can each receive $\frac{1}{4}$ litre of orange juice from a total of 4 litres. 2. To find this, divide the total amount of orange juice by the

1. The problem is to find the sum of 3 and 4. 2. Add the two numbers: $3 + 4 = 7$.

1. The problem is to simplify the expression $8 \div 6$. 2. Division can be written as a fraction: $\frac{8}{6}$.

1. The problem is to multiply 1 by 2. 2. Multiplication means adding a number to itself a certain number of times. Here, 1 multiplied by 2 means adding 1 two times.

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

1. **State the problem:** Calculate the value of the expression $-2 + 5$. 2. **Perform the addition:** Adding a negative number and a positive number is equivalent to subtracting t