Solve: 210 ÷ (5.25 × 4) - Complete Order of Operations Challenge

210:(5.25×4)= 210:(5.25\times4)=

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Step-by-step video solution

Watch the teacher solve the problem with clear explanations
00:00 Solve
00:03 Division is also multiplication by the reciprocal
00:07 Therefore when opening the parentheses, it will end up divided by C
00:11 We will use this formula in our exercise
00:15 We'll solve according to the order of operations from left to right
00:27 We'll convert from number to number and fraction
00:33 We'll convert to fraction
00:40 Division is also multiplication by the reciprocal
00:45 Divide 210 by 21
00:50 We'll substitute in our exercise and continue solving
00:53 And this is the solution to the question

Step-by-step written solution

Follow each step carefully to understand the complete solution
1

Understand the problem

210:(5.25×4)= 210:(5.25\times4)=

2

Step-by-step solution

To solve this problem, we'll follow these steps:

  • Step 1: Calculate the product of 5.25 and 4.
  • Step 2: Divide 210 by the result from Step 1.

Now, let's work through each step:
Step 1: Calculate 5.25×4 5.25 \times 4 .
5.25×4=21 5.25 \times 4 = 21

Step 2: Divide 210 by the result from Step 1.
21021=10 \frac{210}{21} = 10

Therefore, the solution to the problem is 10 10 .

3

Final Answer

10

Practice Quiz

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\( 100-(5+55)= \)

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