What is the formula for the addition, subtraction, multiplication and division of decimals, integers, fractions and percentages? Is the calculation formula! Not the law! Remember! And it's going to work right away, What is the formula for the addition, subtraction, multiplication and division of decimals, integers, fractions and percentages? It's a formula! Not the law! Remember! And it's going to work right away,

What is the formula for the addition, subtraction, multiplication and division of decimals, integers, fractions and percentages? Is the calculation formula! Not the law! Remember! And it's going to work right away, What is the formula for the addition, subtraction, multiplication and division of decimals, integers, fractions and percentages? It's a formula! Not the law! Remember! And it's going to work right away,

1. Perimeter of rectangle=(L+W)×2 C=(a+b)×2
2. Perimeter of square = side length ×4 C=4a
3. Area of rectangle=L×W S=ab
4. Area of square = side length × side length S=a.a=a
5. Area of triangle = bottom × height ÷2 S=ah ÷2
6. Area of parallelogram = bottom × height S=ah
7. Area of trapezoid=(upper bottom + lower bottom)× height÷2 S=(a+b) h÷2
8. Diameter=radius×2d=2rradius=diameter÷2r=d÷2
9. Circumference of circle = pi × diameter = pi × radius ×2c =πd =2πr
10. Area of circle = pi × radius × radius? =πR
11. Surface area of cuboid =(L×W+L×H+W×H)×2
12. Volume of cuboid = length × width × height V = abh
13. Surface area of cube=edge×edge×6 S=6a
14. Volume of cube=edge length ×edge length ×edge length V=a.a.a=a
15. Side product of cylinder = perimeter of bottom circle × height S=ch
16. Surface area of cylinder = upper and lower bottom area + side area
S=2πr+2πrh=2π(d÷2)+2π(d÷2) h=2π(C÷2÷π)+Ch
17. Volume of cylinder = bottom area × height V=Sh
V=πr h=π(d÷2) h=π(C÷2÷π) h
18. Volume of cone = bottom area × height ÷3
V=Sh÷3=πr h÷3=π(d÷2) h÷3=π(C÷2÷π) h÷3

The Application of the Mutualization of Percentage and Fraction and Small Numbers If the number A increases by 40% and is equal to the number B, what is the percentage of the original number A? An Application Problem of Mutualization of Percentage and Fraction and Small Number If the number A increases by 40% and is equal to the number B, what is the percentage of the original number A?

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