You first need to make sure the denominators are equal, then when they are, you can add/subtract the numerators. Then you can place the result over the common denominator.
I hope this helps! :)
Answer:
The answer would most likely to eight. If not use the formula Base x Height
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Answer:
I done did it.
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Answer:
the answer would be anything 11 and under (11,10,9,8,7,6,5,4,3,2,1,0)
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This is because if n+5 is less than or equal to 16 then 11+5=16 so that is equal to and less than would be using any number less than 11
hope this helps ;)