# First Grade Math Vocabulary: Definitions & Easy Explanation for Kids

This article contains key vocabulary cards from the First Grade Math Vocabulary: With Easy Explanation. This will allow you to create a Math Vocabulary that will give your students access to this important academic vocabulary. The pictures are illustrated to help students understand the meaning of each word.

## What kind of math vocab do 1st graders learn?

1. Number and Operations in Base Ten Words
2. Measurement and Data Words
3. Geometry Words
4. Operations and Algebraic Thinking Words

### Number and Operations in Base Ten Words

Ten frame, five frame, hundreds chart, equal sets, compose, decompose, ones, tens, hundreds, base ten blocks, ten, eleven, twelve, thirteen, fourteen, fifteen, sixteen, seventeen, eighteen nineteen, twenty, 20, 30, 40, 50, 60, 70, 80, 90, 100, greater than, less than, equal, equal sign, compare numbers, multiples of ten, 10 more, 10 less by using animal math games to make it simple:

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### Operations and Algebraic Thinking Words

Addition, add, addition sign, equal sign, sum, subtraction, subtract, subtraction sign, difference, solve word problems, decompose, make ten, associative property, commutative property, unknown addend, counting on, add fluently, subtract fluently, equation, counting back

### Measurement and Data Words

Measure, compare, length, height, shorter, taller, longer, ruler, most, least, fewest, equal, count, sort by count, graph, analog clock, digital clock, hour, half-hour

### Geometry Words

Shapes, defining attributes, flat shapes, sides, size, shape, color, orientation, square, triangle, rectangle, trapezoid, circle, 3-d shapes, solid shapes, vertices, face, edges, cylinder, sphere, cone, cube, composite shape, half, fourth, quarter.

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Tips: Humanize the mathematical shapes into adorable cartoon characters and name them after them, making them accessible to young children, and remembering their lovely friend’s name through the shape. Therefore, learning maths of grade 1 youth becomes easier than ever.