Solve the Decimal Equation: Finding the Missing Value in 0.7-?=0.6

Fill in the missing value (?):

0.7−?=0.6 \text{0}.7-?=0.6

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Step-by-step video solution

Watch the teacher solve the problem with clear explanations
00:00 Identify which of the following answers is correct
00:03 Insert each of the potential answers into the expression in order to verify which of them is correct
00:07 Use vertical addition to calculate the problem
00:12 Insert one of the answers into the expression and proceed to calculate
00:25 We can see that the first option is suitable, let's move on to the second one
00:30 Let’s apply the same method as before and proceed to check
00:39 Insert one of the answers into the expression and calculate
00:56 We can see that the second option is not suitable, let's move on to the third one
01:02 Once again apply the same method as before and proceed to check
01:11 Insert one of the remaining answers into the expression and calculate
01:23 We can see that the third option is not suitable, let's move on to the fourth one
01:31 Apply the same method as before and proceed to check
01:38 Insert the remaining answer into the expression and proceed to calculate
01:48 We can see that the fourth option is not suitable
01:52 This is the solution

Step-by-step written solution

Follow each step carefully to understand the complete solution
1

Understand the problem

Fill in the missing value (?):

0.7−?=0.6 \text{0}.7-?=0.6

2

Step-by-step solution

To solve the problem 0.7−?=0.6 0.7 - ? = 0.6 , we follow these steps:

  • Step 1: Rearrange the equation to find the missing value: ?=0.7−0.6 ? = 0.7 - 0.6 .
  • Step 2: Perform the subtraction: 0.7−0.6=0.1 0.7 - 0.6 = 0.1 .
  • Step 3: Conclude that the missing value is 0.1 0.1 .

This matches choice 0.1 0.1 , so the solution to the problem is 0.1 0.1 .

3

Final Answer

0.1

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