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Enter the mathematical formula directly and click the "Next" button to get the calculation answer.
It supports mathematical functions (including trigonometric functions).
Current location：Mathematical operation > History of Mathematical Computation > Answer
Overview: 1 questions will be solved this time.Among them
☆1 arithmetic calculations
[1/1 Formula]
Work: Calculate the value of equation 78+45-28-32-39+15+24-21-78+66 .
Question type: Mathematical calculation
Solution:
78+45-28-32-39+15+24-21-78+66
=123-28-32-39+15+24-21-78+66
=95-32-39+15+24-21-78+66
=63-39+15+24-21-78+66
=24+15+24-21-78+66
=39+24-21-78+66
=63-21-78+66
=42-78+66
=-36+66
=30
Answer:78+45-28-32-39+15+24-21-78+66=30