74 results for “basic”
What fraction of a whole a part represents, out of 100.
Find p percent of a number N.
Increase or decrease of a value as a percentage.
Convert a fraction into a decimal by dividing.
Add two fractions using a common denominator.
Multiply numerators and denominators straight across.
Divide by multiplying by the reciprocal (flip and multiply).
Add all values and divide by how many there are.
Compares two quantities by division.
Two equal ratios; solve using cross multiplication.
Cost or amount for a single unit.
How fast something moves.
How far something travels.
Round up if the next digit is 5+, otherwise round down.
Parentheses, Exponents, Multiply/Divide, Add/Subtract.
Each digit’s value depends on its position.
A number is even if it divides by 2 with no remainder.
Final price after a percentage discount.
Price after adding a percentage tax.
Gratuity as a percentage of the bill.
Value after a percentage increase.
Value after a percentage decrease.
Convert a mixed number to an improper fraction.
The multiplicative inverse of a number.
A number multiplied by itself.
A number multiplied by itself three times.
The value that squares to n.
A number is divisible by 3 if its digit sum is.
A number is divisible by 9 if its digit sum is.
Convert a percentage to a fraction.
Multiply two binomials: First, Outer, Inner, Last.
Dividing powers with the same base subtracts exponents.
Any nonzero number to the power zero equals one.
A negative exponent means reciprocal.
Distance of a number from zero, always non-negative.
Equation of a straight line.
Total length around a square.
Total length around a rectangle.
Sum of the three sides of a triangle.
Total length around a parallelogram.
All four sides of a rhombus are equal.
Sum of all four sides of a trapezoid.
Total length around a regular polygon.
Space enclosed by a square.
Area from the two diagonals of a rhombus.
Area from the two diagonals of a kite.
Length of the diagonal of a square.
Length of the diagonal of a rectangle.
Total surface area of a cube.
Total of interior angles of an n-sided polygon.
The derivative of any constant is zero.
The derivative of a sum is the sum of the derivatives.
Constants factor out of a derivative.
Product of all positive integers up to n.
Probability of an event with equally likely outcomes.
Probability that an event does not occur.
Speed equals distance divided by time.
Rate of change of velocity.
Force amplification of a simple machine.
Basicity from hydroxide-ion concentration.
Number of particles from moles.
Mass per unit volume of a substance.
Relationship between acidity and basicity at 25°C.
Distance light travels in a given time.
Total resistance of resistors in series.
The money left after subtracting cost from revenue.
Profit as a percentage of revenue.
Increase over cost as a percentage.
Number of people per unit area.
Each 15 degrees of longitude equals one hour.
A number is divisible by 3 if the sum of its digits is.
A number is divisible by 9 if the sum of its digits is.
Convert a decimal number to binary by dividing by 2 and reading remainders.
Convert a hexadecimal number to decimal.