To solve this problem, we'll follow these steps:
Now, let's work through each step:
Step 1: We need to calculate .
Step 2: Dividing by , we get as the quotient, with a remainder of .
Step 3: Bring down the from the tenth place to make it . Divide by , resulting in .
Since the decimal is to the right of , it is placed in the result right after , yielding the quotient.
Therefore, the division gives us .
The solution to the problem is .
4.8
To solve the problem of dividing 70.2 by 9, let's perform step-by-step long division:
Therefore, dividing 70.2 by 9 results in , which matches the correct choice.
7.8
To solve this problem, let's break it down into specific steps:
However here, the task might include interpreting the label to safely imply needing translation out of these choices provided (considering errors in potential context). Thus, to simplify:
Comparatively, direct foundational calculations do assuredly guide us translating closer to alongside what mathematical choices are prescribed.
Therefore, the solution to the problem in standardized form, given the nearest descriptive choice, is .
0.134
To solve this problem, we'll follow these steps:
Now, let's apply these steps:
Step 1: Convert both numbers to eliminate decimals.
Multiply both and by to give and , respectively, for simplicity.
Step 2: Perform the long division of by , following regular long division steps:
- Divide by , which gives approximately . Write down and multiply .
- Subtract from to get . Bring down the next digit, , making it .
- Divide by gives approximately . Write down and multiply .
- Subtract from to get . Bring down to make .
- Divide by gives exactly . Write down and .
- Subtract from results in .
Step 3: Placement of the decimal point.
Since we adjusted both numbers by multiplying by , the effect cancels out. The final quotient is .
Therefore, the solution to the problem is .
21.4
To solve this problem, we'll take the following approach:
Now, let's execute these steps.
Step 1: Multiply 86.4 by 100 to get 8640 and 0.12 by 100 to get 12. Our division problem is transformed to .
Step 2: Perform the division:
Long Division of 8640 by 12:
The quotient from the calculation is 720.
Therefore, the solution to the problem is .
720
To solve this problem, follow these steps:
Performing this division:
1. 64.5 divided by 15 is calculated using long division.
2. 15 goes into 64 four times (as ). Subtract to get 4.
3. Bring down the next digit (5), making the number 45.
4. 15 goes into 45 exactly three times (as ).
5. Subtract to end with 0.
The division results in a quotient of 4.3. Thus, the answer is precisely .
Therefore, the correct choice is option 3: 4.3.
4.3
To solve this problem, we'll follow these steps:
Now, let's work through each step:
Step 1: We have the numbers 23.828 and 0.28.
Step 2: Perform the division .
To divide 23.828 by 0.28:
- Move the decimal point in the divisor (0.28) two places to the right to make it a whole number (28).
- Move the decimal point in the dividend (23.828) the same number of places to the right, resulting in 2382.8.
- Now, divide 2382.8 by 28 using a calculator or long division method: .
Therefore, the result of dividing 23.828 by 0.28 is .
This matches option 3, with the correct choice being 85.1.
85.1
163.1
13.1
3.21