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四年级数学 分数的加减混合运算

Total questions: 10

Worksheet time: 10mins

Name
Class
Date
1.

 68       38   +    14    =\frac{6}{8}\ \ \ -\ \ \ \ \frac{3}{8}\ \ \ +\ \ \ \ \frac{1}{4}\ \ \ \ =  

a)

 58\frac{5}{8}  

b)

 48\frac{4}{8}  

2.

 310   +    510       35    =\frac{3}{10}\ \ \ +\ \ \ \ \frac{5}{10}\ \ \ -\ \ \ \ \frac{3}{5}\ \ \ \ =  

a)

 210\frac{2}{10}  

b)

 15\frac{1}{5}  

c)

 1110\frac{11}{10}  

3.

 46   +    312       112    =\frac{4}{6}\ \ \ +\ \ \ \ \frac{3}{12}\ \ \ -\ \ \ \ \frac{1}{12}\ \ \ \ =  

a)

 1012\frac{10}{12}  

b)

 56\frac{5}{6}  

c)

 1112\frac{11}{12}  

4.

 413       146   +    5   =4\frac{1}{3}\ \ \ -\ \ \ \ 1\frac{4}{6}\ \ \ +\ \ \ \ 5\ \ \ =  

a)

 7467\frac{4}{6}  

b)

 7237\frac{2}{3}  

c)

 8568\frac{5}{6}  

5.

 725       2910   +    3   =7\frac{2}{5}\ \ \ -\ \ \ \ 2\frac{9}{10}\ \ \ +\ \ \ \ 3\ \ \ =  

a)

 75107\frac{5}{10}  

b)

 7127\frac{1}{2}  

c)

 87158\frac{7}{15}  

6.

 312   +    338       1   =3\frac{1}{2}\ \ \ +\ \ \ \ 3\frac{3}{8}\ \ \ -\ \ \ \ 1\ \ \ =  

a)

 5785\frac{7}{8}  

b)

 54105\frac{4}{10}  

7.

 613   +    1512       3   =6\frac{1}{3}\ \ \ +\ \ \ \ 1\frac{5}{12}\ \ \ -\ \ \ \ 3\ \ \ =  

a)

 49124\frac{9}{12}  

b)

 4344\frac{3}{4}  

c)

 46154\frac{6}{15}  

8.

 812   +    313       214   =8\frac{1}{2}\ \ \ +\ \ \ \ 3\frac{1}{3}\ \ \ -\ \ \ \ 2\frac{1}{4}\ \ \ =  

a)

 77127\frac{7}{12}  

b)

 9349\frac{3}{4}  

9.

 513   +    112       134   =5\frac{1}{3}\ \ \ +\ \ \ \ 1\frac{1}{2}\ \ \ -\ \ \ \ 1\frac{3}{4}\ \ \ =  

a)

 51125\frac{1}{12}  

b)

 5145\frac{1}{4}  

10.

 214   +    323       212   =2\frac{1}{4}\ \ \ +\ \ \ \ 3\frac{2}{3}\ \ \ -\ \ \ \ 2\frac{1}{2}\ \ \ =  

a)

 25122\frac{5}{12}  

b)

 3243\frac{2}{4}