Find the sum.

3 and four-ninths plus 5 and one-third equals what number?

A. 8 and five-twelfths
B. 8 and seven-twelfths
C. 8 and five-ninths
D. 8 and seven-ninths ***

Find the sum.

11 and one-fifth plus 2 and one-half equals what number?

A. 13 and two-tenths
B. 13 and two-sevenths
C. 13 and one-fifth ***
D. 13 and seven-tenths

Find the sum.

7 and four-fifths plus 1 and nine-tenths equals what number?

A. 8 and two-fifths
B. 9 and two-fifths
C. 9 and seven-tenths
D. 8 and seven-tenths ***

Alberto has 2 cats. The smaller cat weighs 10 and three-fourths pounds. The larger cat weighs 15 and one-third pounds. How much do the cats weigh altogether?
A. 26 and one-twelfth pounds
B. 26 and eleven-twelfths pounds
C. 25 and four-sevenths pounds ***
D. 25 and seven-twelfths pounds

Sam rode his bike 7 and one-half miles on Monday, 4 miles on Tuesday, and 6 and one-third miles on Wednesday. How many miles did he ride altogether?
A. 17 and two-fifths ***
B. 17 and three-fifths
C. 17 and one-sixth
D. 17 and five-sixths

Hi just here to check my answers (***)

6 answers

11 and one-fifth plus 2 and one-half
11 2/10 + 2 5/10 = 13 7/10

7 and four-fifths plus 1 and nine-tenths
7 8/10 + 1 9/10 = 8 17/10 = 9 7/10

10 and three-fourths plus 15 and one-third
10 9/12 + 15 4/12 = 25 13/12 = 26 1/12

7 and one-half + 4 + 6 and one-third
7 3/6 + 4 + 6 2/6 = 17 5/6

I get the feeling that you think you can just add the denominators. Nope. You always have to find a common denominator to add fractions. Somehow you got the first one right ...
oh ok thank you so I really only got the first one right?
um ok if I really did only get the first one I'll redo it and then post my answers for a recheck
smh I'm just realizing you gave me the answers sorry
You didn't have to though
1. 8 7/9
2. 13 7/10
3. 9 7/10
4. 26 1/12
5. 17 5/6

i got all of them right but not 1 so i put the corect answer if this helps alot!
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