**3.**pair / two numbers that are used to locate a point on a rectangular coordinate grid**5.**/ as correct as possible for the situation**8.**First Subtraction / a subtraction method in which all trade are done before any subtractions are carried out**10.**/ to change a number slightly**11.**down / 4 and below ____ ___ to make easier to work with**13.**/ a mathematical statement that appears to be true**15.**/ one of the two numbers in an ordered pair**17.**/ estimation of a value based on extending a known sequence**19.**/ the number right from the decimal**21.**/ two lines that cross or meet at right angles**23.**sums addition / a way to add in which sums are computed for each place separately**24.**/ three numbers right from the decimal**26.**/ estimation of a value within two known values in a sequence of values**27.**/ the second number in a pair of numbers used to locate a point on a coordinate grid**31.**/ to show**32.**/ any one of a set of numbers that are added**35.**point / a dot used to separate the ones and the tenths**36.**Addition / a method where numbers are carried and borrowed

**1.**/ where two things weigh the same amount**2.**/ similarity or dissimilarity between something**4.**notation / the normal way of writing numbers**6.**grid / a grid formed by two number lines that intersect at their zero points and form right angles**7.**axis / in a coordinate grid the vertical number line**9.**/ two numbers right from the decimal**12.**/ the first number in a pair of numbers used to locate a point on a coordinate grid**14.**/ similarity between objects**16.**/ x axis and y axis**18.**axis / in a coordinate grid the horizontal number line**20.**/ quickly, and accurately**22.**/ an arrangement of numbers**25.**/ one of the number symbols**28.**/ to meet or cross**29.**/ a set of step-by-step instructions for doing something**30.**form / 0.5936 = 0.5 +0.09 + 0.003 +0.0006**33.**/ the point 0,0 where the two axes of a coordinate grid meet**34.**/ to draw on a number line, coordinate grid, or graph**37.**S. Traditional Addition / an addition method that involves adding digits by place value columns starting at the right