1. addend

2. Numbers that are added 4 + 2 = 6 addend

3. angle

4. the figure made by 2 rays that extend from a common endpoint

5. area

6. The number of square units needed to cover a surface Area=12 square units

7. bar graph

8. a graph that uses horizontal or vertical bars to represent data Favorite Pets

9. base (of a figure)

10. A special face or pair of faces on a 3-dimensional figure

11. capacity

12. a measure of the amount of liquid a container will hold

13. centimeter (cm)

14. a metric unit used to measure length

15. certain

16. in probability, something that will surely happen

17. chart

18. a diagram that illustrates information in the form of a table, graph, or picture

19. closed figure

20. a figure that begins and ends at the same point

21. cone

22. a 3-dimensional shape with a circular base, a curved surface, and one vertex base vertex

23. congruent

24. figures that are the same size and same shape

25. cube

26. a 3-dimensional figure with 6 congruent square faces

27. cup (c)

28. a unit for measuring capacity 1 cup = 8 fluid ounces

29. customary system of measurement

30. the measurement system used most often in the United States Length – inches, feet, yards, miles Weight – ounces, pounds, tons Capacity – ounces, cups, pints, quarts, gallons

31. cylinder

32. a 3-dimensional shape with 1 curved surface and 2 circular bases that are parallel and congruent

33. decrease

34. To get smaller in size or number 10, 9, 8, 7, 6

35. degree ( 0 )

36. a unit of measure for temperature and for angles

37. denominator

38. The bottom number in a fraction; the total number of equal parts 1 3 denominator

39. diagonal

40. a straight line connecting 2 non- adjoining corners of a polygon diagonal

41. difference

42. The answer to a subtraction problem 5 - 2 = 1 difference

43. digits

44. The symbols 0,1,2,3,4,5,6,7,8, and 9 used to write numbers

45. dozen

46. A group or set of 12 A dozen eggs

47. edge

48. the line segment where two faces of a solid figure meet edge

49. equally likely

50. Outcomes having the same chance of happening 12 34 It is equally likely that you will spin a 1,2,3, or 4.

51. equation

52. A number sentence that uses the equals sign to show that two amounts are equal 8 x 5 = 40 23 – 14 = 9

53. equivalent

54. equal in value or amount =

55. equivalent fractions

56. 2 or more fractions that are equal 1 2 4 8 =

57. estimate

58. Noun: an answer that is close to the exact answer 23 + 19 ≈ 40 verb: to guess about The children will estimate how many french fries are in the Happy Meal.

59. expanded form

60. A way to write numbers that shows the value of each digit 1,456 = 1,000 + 400 + 50 + 6

61. face

62. a flat surface of a polyhedron face

63. fact family

64. A set of related number sentences 4 + 3 = 7 5 x 2 = 10 7 – 3 = 4 10  2 = 5 3 + 4 = 7 2 x 5 = 10 7 – 4 = 3 10  5 = 2

65. factor

66. A number that is multiplied by another number to find a product 3 x 7 = 21 3 and 7 are factors of 21.

67. Farenheit ( 0 )

68. A unit of measure for temperature The temperature is 102 0 F. 0F0F 0C0C

69. foot (ft)

70. A customary unit used to measure length 12 inches = 1 foot

71. fraction

72. A number that names a part of a whole or part of a group 3 of the set is hearts. 4

73. gallon (gal)

74. A customary unit used to measure capacity 4 quarts = 1 gallon

75. gram (g)

76. a metric unit used to measure mass. a paper clip weighs about 1 gram.

77. greater than (<)

78. The symbol used to compare 2 numbers when the larger number is on the left 34 > 28 34 is greater than 28

79. height

80. The distance from top to bottom

81. hexagon

82. a 6-sided polygon

83. horizontal

84. The direction from left to right; parallel to the horizon.

85. vertical

86. The direction from up to down; perpendicular to the horizon.

87. hour

88. a unit used to measure time There are 24 hours in a day.

89. inch (in.)

90. a customary unit used to measure length

91. increase

92. To get larger in size or number 2,3,4,5,6

93. kilogram (kg)

94. A metric unit used to measure mass 1 kg = 1000 g A brick weighs about 1 kilogram.

95. kilometer (km)

96. A metric unit used to measure length 1 km = 1,000 m

97. least likely

98. An event that has the smallest chance of happening the spinner is least likely to spin a 1. 12 22

99. less than (>)

100. The symbol used to compare 2 numbers when the smaller number is on the left 45 > 98 45 is less than 98

101. line of symmetry

102. A line that divides a figure into halves, making a mirror image

103. liter (L)

104. A metric unit used to measure capacity 1 L = 1,000 mL This bottle holds 2 liters.

105. meter (m)

106. A metric unit used to measure length or distance 1m = 100 cm

107. metric system unit of measurement

108. a measurement system used throughout the world based on multiples of 10 length – millimeters, centimeters, meters, kilometers weight – milligrams, grams, kilograms capacity – mililiters, centiliters, liters, kiloliters

109. mile (mi)

110. A customary unit used to measure length or distance 1 mi = 5,280 ft 1 mi = 1,760 yd

111. milliliter (mL)

112. a metric unit used to measure capacity 1,000 mL = 1 L

113. millimiter (mm)

114. a metric unit used to measure length 10 mm = 1 cm

115. minute

116. A unit used to measure time There are 60 minutes in an hour.

117. most likely

118. An event that has the greatest chance of happening It is most likely that you will spin a 2. 12 22

119. number line

120. A line on which points correspond to numbers 1 2 3 4 5 6 7

121. numerator

122. The bottom number in a fraction; how many equal parts are being considered 1 numerator 3

123. octagon

124. An 8-sided polygon A stop sign is an octagon.

125. Open figure

126. A figure that does not begin and end at the same point

127. ounce (oz)

128. A customary unit used to measure weight or capacity weight16 oz = 1 lb capacity 8 oz= 1 c

129. parallelogram

130. A quadrilateral with opposite sides that are parallel and congruent

131. pattern

132. A regularly-repeated arrangement of numbers, letters, or shapes, etc. shape pattern number pattern 3, 6, 9, 12, 15, 18, 21 ….

133. pentagon

134. A 5-sided polygon

135. perimeter

136. 3 in. 2 in 3 in The distance around a closed figure The perimeter is 10 inches.

137. pictograph

138. A graph that uses pictures or symbols to represent collected data

139. pint (pt)

140. A customary unit used to measure capacity = 2 c = 1 pt and 2 pt = 1 qt

141. place value

142. The value determined by the position of a digit in a number

143. polygon

144. A closed figure made of line segments

145. possible outcomes

146. Possible results in a probability experiment

147. pound (lb)

148. A customary unit used to measure weight 1 lb = 16 oz 2,000 lb = 1 ton

149. prism

150. a 3-dimensional shape with two parallel, congruent bases; all other faces are parallelograms

151. probability

152. A number used chance that an to describe the event will occur P = number of favorable outcomes number of possible outcomes

153. product

154. The answer to a multiplication problem 7 x 6 = 42 product

155. pyramid

156. A 3-dimensional shape whose base is a polygon; all other faces are triangle

157. quadrilateral

158. A four-sided polygon

159. quart

160. A customary unit used to measure capacity = 2 pints = 1 quart

161. quotient

162. The answer to a division problem 4 56  7 = 8 8  32

163. Rectangular prism

164. A 3-dimensional figure with 6 rectangular faces

165. regroup

166. To rename a number 10 ones = 1 ten 10 tens = 1 hundred

167. regular polygon

168. A polygon in which all sides are the same length and all angles have the same measure

169. rhombus

170. A parallelogram whose four sides are congruent and whose opposite angles are congruent

171. right angle

172. An angle with a measure of 90 0

173. second

174. A unit used to measure small amounts of time There are 60 seconds in a minute.

175. sphere

176. A 3-dimensional shape with all points an equal distance from the center

177. standard form

178. A number written with one digit for each place value ten = 10 four thousand thirty two = 4,032

179. sum

180. The answer to an addition problem 4 + 7 = 11 sum

181. symbol

182. A printed mark used to represent an operation or abstract idea +, -, x, , ≈, >, etc…

183. symmetry

184. Having the same size and shape across a dividing line

185. table

186. Information organized in columns and rows SeasonBirthdays Fall11 Winter9 Spring13 Summer12 TEACHERS’ BIRTHDAYS

187. Tally mark

188. A mark used to keep track of data being counted Student Number of Push-ups John llll llll ll Michelle llll llll llll l Sarah llll llll l Joe llll ll PUSH UPS

189. temperature

190. The measure of how hot or cold something is 0F0F 0C0C The temperature is 102 0 F. The temperature is 38 0 C.

191. 3-dimensional figure

192. A solid figure that has length, width, and height

193. ton (T)

194. A customary unit used to measure weight 1T = 2,000 lb

195. trapezoid

196. A quadrilateral with exactly one pair of parallel sides

197. triangular prism

198. A 3-dimensional shape with two congruent triangular bases; other faces are parallelograms

199. 2-dimensional figure

200. A plane figure that has length and width

201. Vertex/vertices

202. The point where 2 rays meet, where two sides of a polygon meet, or where the edges of a polyhedron meet; the top point of a cone or pyramid vertices vertex

203. yard

204. A customary unit for measuring length or distance 3 feet = 1 yard 36 inches = 1 yard