Adding and Subtracting Fractions: math test, Grade 4 – download the PDF

1 Like denominators / 4 pts

Calculate.

a) \(\dfrac{5}{11}+\dfrac{3}{11}\) b) \(\dfrac{13}{15}-\dfrac{7}{15}\) c) \(\dfrac{2}{7}+\dfrac{4}{7}+\dfrac{1}{7}\) d) \(1-\dfrac{2}{9}\)

2 Converting / 3 pts

a) Write \(\dfrac{17}{5}\) as a mixed number.

b) Write \(4\dfrac{3}{8}\) as an improper fraction.

c) Write \(\dfrac{23}{6}\) as a mixed number.

3 Mixed numbers / 4 pts

Calculate.

a) \(3\dfrac{2}{9}+1\dfrac{5}{9}\) b) \(2\dfrac{7}{10}+3\dfrac{6}{10}\) c) \(7\dfrac{5}{8}-3\dfrac{2}{8}\) d) \(6\dfrac{1}{5}-2\dfrac{4}{5}\)

4 Decomposing / 3 pts

a) Write \(\dfrac{9}{10}\) as a sum of unit fractions.

b) Write \(\dfrac{9}{10}\) as the sum of two fractions in two different ways.

c) Write \(3\dfrac{1}{4}\) as a whole number times \(\dfrac{1}{4}\).

5 Multiplying / 3 pts

Calculate and give each result as a mixed number or whole number.

a) \(3\times\dfrac{4}{7}\) b) \(6\times\dfrac{5}{8}\) c) \(4\times\dfrac{3}{4}\)

6 Fruit stand / 3 pts

Rosa bought \(3\dfrac{3}{4}\) pounds of apples and \(2\dfrac{2}{4}\) pounds of pears.

a) How many pounds of fruit did she buy?

b) She used \(1\dfrac{3}{4}\) pounds for a pie. How many pounds are left?