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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 20+2.1×17+3×18.5+2.5×18.6+6.2×19.1 .
Question type: Mathematical calculation
Solution:
20+2.1×17+3×18.5+2.5×18.6+6.2×19.1
=20+35.7+3×18.5+2.5×18.6+6.2×19.1
=20+35.7+55.5+2.5×18.6+6.2×19.1
=20+35.7+55.5+46.5+6.2×19.1
=20+35.7+55.5+46.5+118.42
=55.7+55.5+46.5+118.42
=111.2+46.5+118.42
=157.7+118.42
=276.12
Answer:20+2.1×17+3×18.5+2.5×18.6+6.2×19.1=276.12
☆1 arithmetic calculations
[1/1 Formula]
Work: Calculate the value of equation 20+2.1×17+3×18.5+2.5×18.6+6.2×19.1 .
Question type: Mathematical calculation
Solution:
20+2.1×17+3×18.5+2.5×18.6+6.2×19.1
=20+35.7+3×18.5+2.5×18.6+6.2×19.1
=20+35.7+55.5+2.5×18.6+6.2×19.1
=20+35.7+55.5+46.5+6.2×19.1
=20+35.7+55.5+46.5+118.42
=55.7+55.5+46.5+118.42
=111.2+46.5+118.42
=157.7+118.42
=276.12
Answer:20+2.1×17+3×18.5+2.5×18.6+6.2×19.1=276.12