Question

divide the sum of -9.4 and -8.3 by the difference of 13 upon 8 and - 7/16​

Answer 1

Answer:

Class 7

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Divide the sum of 8/3 and 4/7 by the product of −3/7 and 14/9.

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Solution

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Sum of 8/3 and 4/7 is calculated as below

8/3+4/7=(56+12)/21

We get,

=68/21

Product of −3/7 and 14/9 is calculated as follows:

−3/7×14/9=−2/3

Hence,

68/21÷−2/3=68/21×3/−2

We get,

=34/−7

={34×(−1)}/{−7×(−1)}

=−34/7

=−4 6/7

.

Step-by-step explanation:

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Answer 2

Answer:

Sum of 8/3 and 4/7 is calculated as below

8/3+4/7=(56+12)/21

We get,

=68/21

Product of −3/7 and 14/9 is calculated as follows:

−3/7×14/9=−2/3

Hence,

68/21÷−2/3=68/21×3/−2

We get,

=34/−7

={34×(−1)}/{−7×(−1)}

=−34/7

=−476.