What is the missing length

C)14

Step-by-step explanation:

What i did i know it sounds weird but if 7 + 4 = 11 looks smaller than ? then it has to be 14 i used a ruler. my teacher told me the answer

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.