##### Across

**2.**,a whole number greater than 1 whose only factors are 1 and itself**3.**, a number that can be divided by another without a remainder**7.**,is made by adding the same value each time**9.**, the number below the line in a common fraction;a divisor**11.**, a number which produces a specified quantity when multiplied by itself**13.**, the action of adding something to something else**14.**, a whole number that is not a faction**16.**,the number above the line in a common fraction showing how many parts indicated by the denominator are taken**17.**,the process or skill of dividing one number by the other**18.**, a fraction of whose denominator is a power of 10 and whose numerator is expressed by figures placed to the right

##### Down

**1.**, a ratio of when the second term is 100**4.**, the process or skill of taking one number or amount away from another**5.**, an angle of 90 degrees ; as in the corner of a square**6.**,a whole number that can be made by multiplying other whole numbers**8.**,a whole number that can evenly be divided into another number**10.**, is equivalent to or is identically equal to**12.**, studies the shape,size,position and dimensions of things**15.**, usually expressed as a raised symbol beside the number or expression