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20 Cards in this Set
- Front
- Back
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add |
+
to join two or more numbers (or quantities) to get one number (called the sum or total) |
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addend |
a number that is added to another number |
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centimeter |
cm
a metric unit for measuring length, equal to one hundredth of a meter
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circle |
a plane shape bounded by a continuous line which is always the same distance from the center |
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cone |
a solid shape that has a round flat base and the side tapers to a point (or vertex) |
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corner |
a point where the edges of a solid figure meet; a vertex |
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cylinder |
a solid shape with one curved surface and two congruent circular or elliptical bases |
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equal |
=
having the same amount or value |
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feet
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12 inches
standard unit for measuring length |
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flat |
having no depth
2-dimensional |
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more |
the largest in a group
the biggest group |
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number line
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a line for representing numbers |
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number sentence |
a math problem with the answer |
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pattern |
a repeated design or recurring sequence |
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penny |
1 cent
1¢ |
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pyramid |
a solid shape with a polygon for the base and triangular faces that taper to a point (or vertex or apex) |
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rectangle |
a polygon with 4 sides where the opposite sides are the same length |
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sphere
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a three-dimensional solid that is exactly round |
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square |
a quadrilateral with four equal sides and four right angles |
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triangle
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a polygon with three angles and three sides |
