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Rational numbers Class 8 test paper with answers




In this page we have Rational numbers class 8 test paper with answers . Hope you like them and do not forget to like , social share and comment at the end of the page.
Question 1
  • $$\frac {-1}{17} \times \frac {5}{16} + \frac {5}{16} \times \frac {3}{20} $$
  • $$\frac {-1}{3} \times \frac {1}{13} + \frac {1}{13} \times \frac {1}{3 }$$
  • $$\frac {4}{19} \times \frac {1}{8} + \frac {1}{8} \times \frac {2}{13 } $$
  • $$\frac {-1}{3} \times \frac {1}{19} + \frac {1}{19} \times \frac {1}{17 } $$
  • $$\frac {-2}{11} \times \frac {5}{16} + \frac {5}{16} \times \frac {1}{8 }$$
  • $$\frac {1}{13} \times \frac {1}{11} + \frac {1}{11} \times \frac {1}{17 } $$
  • $$\frac {1}{3} \times \frac {1}{2} + \frac {1}{2} \times \frac {3}{13 } $$
  • $$\frac {1}{19} \times \frac {1}{6} + \frac {1}{6} \times \frac {1}{18 } $$
  • $$\frac {5}{9} \times \frac {1}{6} + \frac {1}{6} \times \frac {2}{15 } $$
  • $$\frac {-2}{5} \times \frac {1}{12} + \frac {1}{12} \times \frac {5}{6 } $$
  • $$\frac {1}{6} \times \frac {5}{18} + \frac {5}{18} \times \frac {1}{4 } $$
  • $$\frac {-1}{10} \times \frac {1}{18} + \frac {1}{18} \times \frac {2}{15 } $$
  • $$\frac {2}{5} \times \frac {1}{13} + \frac {1}{13} \times \frac {1}{4 } $$
  • $$\frac {-1}{8} \times \frac {3}{10} + \frac {3}{10} \times \frac {3}{19 } $$
  • $$\frac {3}{20} \times \frac {2}{13} + \frac {2}{13} \times \frac {2}{17 }$$
  • $$\frac {5}{11} \times \frac {3}{17} + \frac {3}{17} \times \frac {1}{3 } $$
  • $$\frac {1}{19} \times \frac {4}{19} + \frac {4}{19} \times \frac {4}{11 } $$
  • $$\frac {-1}{10} \times \frac {1}{4} + \frac {1}{4} \times \frac {2}{7 }$$
  • $$\frac {-1}{10} \times \frac {5}{19} + \frac {5}{19} \times \frac {5}{11 } $$

Answer

Solution

  • $$\frac { 31}{1088}$$
  • 0
  • $$\frac {45}{988}$$
  • $$ \frac {-14}{969}$$
  • $$\frac {-25}{1408}$$
  • $$ \frac {30}{2431}$$
  • $$ \frac {11}{39}$$
  • $$ \frac {37}{2052}$$
  • $$ \frac {31}{270}$$
  • $$ \frac {13}{360}$$
  • $$ \frac {25}{216}$$
  • $$\frac {1}{540}$$
  • $$ \frac {1}{20}$$
  • $$ \frac { 3}{304}$$
  • $$ \frac { 7}{170}$$
  • $$ \frac {26}{187}$$
  • $$ \frac {348}{3971}$$
  • $$ \frac {13}{280}$$
  • $$\frac {39}{418}$$




Question 2
Fill in the blanks
  • $$\frac {1}{4} - ....... = \frac {-1}{36}$$
  • $$ ...... - \frac {1}{18 } = \frac {23}{72}$$
  • $$\frac {2}{7} - \frac {2}{15 } = .........$$
  • $$\frac {4}{15} - \frac {1}{13 } = ........$$
  • $$\frac {1}{12} + \frac {1}{8 } = ........ $$
  • $$\frac {1}{16} + ....... = \frac {5}{16}$$
  • $$\frac {1}{4} - \frac {5}{16 } = ......$$
  • $$\frac {2}{7} - ........ = \frac {-1}{119}$$
  • $$........ - \frac { 1}{5 } = \frac {3}{85}$$
  • $$\frac {2}{19} - \frac {2}{15 } =........$$

Answer

  • $$ \frac {5}{18 }$$
  • $$\frac {3}{8}$$
  • $$ \frac {16}{105}$$
  • $$ \frac {37}{195}$$
  • $$\frac {-1}{24}$$
  • $$\frac {1}{4 }$$
  • $$ \frac {-1}{16}$$
  • $$ \frac {5}{17 }$$
  • $$ \frac {4}{17}$$
  • $$\frac { -8}{285}$$



Question 3
Evalute below expression
  • $$\frac {5}{16} - \frac {1}{5 }$$
  • $$\frac {5}{11} \times \frac {1}{2 }$$
  • $$\frac {4}{11} \times \frac {4}{11 } $$
  • $$\frac {5}{14} \times \frac {1}{4 } $$
  • $$\frac {1}{15} \times \frac {1}{3 } $$
  • $$\frac {5}{6} \div \frac {1}{6} $$
  • $$\frac {1}{5} \times \frac {3}{8 } $$
  • $$\frac {1}{12} \times \frac {3}{19 } $$
  • $$ \frac { 5}{64} \div \frac {1}{4 } $$
  • $$\frac {4}{9} \times \frac {2}{7 } $$

Answer

  • $$\frac {9}{80}$$
  • $$ \frac { 5}{22}$$
  • $$ \frac {16}{121}$$
  • $$ \frac {5}{56}$$
  • $$ \frac {1}{45}$$
  • 5
  • $$ \frac {3}{40}$$
  • $$ \frac {1}{76}$$
  • $$ \frac {5}{16}$$
  • $$ \frac {8}{63}$$


Summary

This Rational numbers Class 8 test paper with answers is prepared keeping in mind the latest syllabus of CBSE . This has been designed in a way to improve the academic performance of the students. If you find mistakes , please do provide the feebback on the mail.


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