Calculate the Sum: Finding 7 + 8 + 12

7+8+12= 7+8+12=

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Step-by-step video solution

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00:00 Solve
00:03 Let's use the substitution rule and solve this expression first
00:07 Let's continue solving as usual
00:11 And this is the solution to the question

Step-by-step written solution

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1

Understand the problem

7+8+12= 7+8+12=

2

Step-by-step solution

According to the rules of the order of operations, you can use the substitution property and start the exercise from right to left to calculate comfortably:

8+12=20 8+12=20

Now we obtain the exercise:

7+20=27 7+20=27

3

Final Answer

27

Practice Quiz

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\( 94+12+6= \)

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