Topic 9 Test

Which fraction is equivalent to 1/12 + 1/12 + 1/12?

• 5/12 + 4/12

• 2/12 + 1/12

• 16/12 - 1/12

• 2/12 + 3/12 + 6/12

Which fraction is equivalent to 4/12 + 5/12?

• 5/12 + 4/12

• 2/12 + 1/12

• 16/12 - 1/12

• 2/12 + 3/12 + 6/12

Which fraction is equivalent to 2/12 + 3/12 + 6/12?

• 5/12 + 4/12

• 2/12 + 1/12

• 16/12 - 1/12

• 2/12 + 3/12 + 6/12

Which fraction is equivalent to 11/12 + 4/12?

• 5/12 + 4/12

• 2/12 + 1/12

• 16/12 - 1/12

• 2/12 + 3/12 + 6/12

On Friday, 1/5 of the students in class were absent. What fraction of the students were not absent?

• 4/5

• 1/5

• 3/5

• 2/5

Spencer spent some time working on his history homework. Then, he spent 4/12 hour working on his Spanish homework. Spencer spent 1 hour on homework. What fraction of an hour did Spencer spend on history? Explain.

• 1/12 hour; because 4/12 - 3/12 = 1/12

• 4/12 hour; because he spent the same amount of time on Spanish as he did History.

• 8/12 hour; because 12/12 - 4/12 = 8/12

• 12/12 hour; because he spent an hour on homework.

Select 3 of the expressions that show a way to decompose 5/10.

• 3/10 + 2/10

• 1/10 + 1/10 + 3/10

• 3/4 + 2/6

• 4/10 + 1/10 + 1/10

• 1/10 + 1/10 + 1/10 + 1/10 + 1/10

Which equation is NOT true?

• 3/10 + 4/10 = 7/10

• 14/10 - 4/10 = 1

• 1 1/10 + 4/10 = 7/10

• 1 5/10 - 4/10 = 1 1/10

Katie had 4 1/6 feet of string. She used some string to hang party decorations. Now she has 1 5/6 feet of string left. How much string did Katie use?

• 2 2/6 feet

• 2 1/6 feet

• 3 2/3 feet

• 3 4/6 feet

Tammi and Orlando each decomposed 1 3/4. Tammi wrote 2/4 + 2/4 + 3/4. Orlando wrote 4/4 + 3/4. Who is correct?

• Tammi

• Orlando

• Both of them

• Neither of them