📘 arithmetic

1. Problem: Calculate $8 \div \left(\frac{3}{4} \times \frac{1}{3}\right)$. Step 1: Multiply the fractions in the denominator: $\frac{3}{4} \times \frac{1}{3} = \frac{3 \times 1}{4

1. The problem is to divide 10,000 by 33.11. 2. Write the division as a fraction: $$\frac{10000}{33.11}$$.

1. The problem is to divide 797,634.94 by 100,000. 2. Division by 100,000 means moving the decimal point 5 places to the left because 100,000 = $10^5$.

1. The problem is to divide 797,634.94 by 100,000. 2. Division by 100,000 is equivalent to moving the decimal point 5 places to the left because 100,000 = $10^5$.

1. The problem is to divide 6,652,441.86 by 1,000,000. 2. Division by 1,000,000 means moving the decimal point 6 places to the left.

1. The problem is to multiply 1,000,000 by 0.5156. 2. Write the multiplication as $$1,000,000 \times 0.5156$$.

1. The problem is to multiply 69 by 52. 2. Multiply the numbers directly: $$69 \times 52$$.

1. Round 45.678 to the nearest tenth. - The digit in the tenths place is 6.

1. The problem is to verify the division of PHP 2,750 by 140. 2. We perform the division: $$\frac{2750}{140}$$.

1. Problem 7: Calculate $5.932 \times 8.164 \times 18.51$. Step 1: Multiply the first two numbers:

1. The problem involves verifying division and multiplication with mixed numbers and fractions. 2. First, calculate $19 \div 6$:

1. The problem is to find the sum of 2 and 4. 2. Add the two numbers: $$2 + 4 = 6$$

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

1. The problem asks to round decimal numbers to the nearest tenth and draw lines showing the rounding. - 8.52 rounds to 8.5 because the hundredths digit (2) is less than 5.

1. **State the problem:** We are given that 5 pencils cost 25. We need to find the cost of 12 pencils. 2. **Find the cost of one pencil:**

1. সমস্যাটি হলো: একজন ব্যক্তি ৮টি আপেল ১৬০ টাকায় কিনেছেন এবং ৪টি আপেল ১৬০ টাকায় বিক্রি করেছেন। তার শতকরা লাভ কত?\n\n2. প্রথমে, ৮টি আপেলের মোট ক্রয়মূল্য = ১৬০ টাকা। তাই, ১টি আপেল

1. Problem g) Calculate $6 - \left(\frac{1}{2} + 2 \frac{1}{2}\right)$. Step 1: Convert mixed number $2 \frac{1}{2}$ to improper fraction: $2 \frac{1}{2} = \frac{5}{2}$.

1. The problem is to divide 67500 by 2. 2. Division means splitting a number into equal parts. Here, we want to split 67500 into 2 equal parts.

1. The problem is to multiply 4500 by 15. 2. Write the multiplication as $4500 \times 15$.

1. Stating the problem: We need to add the mixed numbers and fractions given: - $\frac{2}{3} + 2 \frac{1}{7}$

1. The problem is to round each given number to the nearest thousand. 2. To round to the nearest thousand, look at the hundreds digit: