Subtract 7 7/10 - 3 4/5 =

Rationale

Subtracting 7 7/10 - 3 4/5 equals 3 & 9/10.

To solve the subtraction, first convert the mixed numbers to improper fractions and then perform the operation. The result simplifies to 3 & 9/10, confirming that this is the correct answer.

A (4 & 1/10) YOUR ANSWER

This option results from incorrect subtraction. If we mistakenly calculated or misinterpreted the fractions, we might arrive at this answer, but it does not reflect the proper arithmetic of the operation provided.

B (11 & 1/2) YOUR ANSWER

This answer suggests an addition rather than a subtraction. It is not possible to achieve this result through the correct subtraction of the two fractions given in the question.

C (4 & 3/5) YOUR ANSWER

This choice may arise from adding the whole numbers or miscalculating the fractions involved. However, it does not align with the correct process for subtracting 3 4/5 from 7 7/10, leading to a value greater than the final result.

D (3 & 9/10) CORRECT

This is the correct answer derived from the proper subtraction process. Converting both mixed numbers to improper fractions (7 7/10 becomes 77/10, and 3 4/5 becomes 19/5 or 38/10) allows us to perform the subtraction: 77/10 - 38/10 = 39/10, which converts back to the mixed number 3 & 9/10.

Conclusion

The correct subtraction of 7 7/10 - 3 4/5 results in 3 & 9/10, reflecting accurate computation through conversion to improper fractions and then performing the arithmetic. The other options arise from misinterpretations or miscalculations, emphasizing the importance of following proper procedures in arithmetic operations.

Subtract 7 7/10 - 3 4/5 =

Subtracting 7 7/10 - 3 4/5 equals 3 & 9/10.

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