Chapter 11 Adding and Subtracting Fractions Go Math 4th Grade

Which of the following sums or differences is incorrect?

• It is reasonable because 1/4 + 1/4 = 2/4

• It is reasonable because 1/2 + 1/2 = 1

• It is not reasonable because 1/4 + 2/4 = 1

• It is not reasonable because 1/3 + 1/3 = 2/3

• 6 quarts

• 5

• 4

• Yes

• No

• Yes

• No

• Emma is correct because she rewrote each mixed number as a fraction greater than one

• Emma is incorrect because she only wrote the whole numbers as fractions greater than one

• Emma is correct because she only subtracted the numerators and not the denominators