Answer:
the science of numbers and their operations (see operation sense 5), interrelations, combinations, generalizations, and abstractions and of space (see space entry 1 sense 7) configurations and their structure, measurement, transformations, and generalizations Algebra, arithmetic, calculus, geometry An excellent geometry definition will classify, quantify, and not have a counterexample. Once a term is defined, it can be used in subsequent definitions; for example, once parallel lines are defined, they can be used in the definition of a parallelogram. Addition, Add, Sum, Plus, Increase, Total
− Subtraction, Subtract, Minus, Less, Difference, Decrease, Take Away, Deduct
× Multiplication, Multiply, Product, By, Times, Lots Of
÷ Division, Divide, Quotient, Goes Into, How Many Times
