Find here many important first grade math concepts taught in first grade. Teachers, parents, and math tutors can also use them as a guideline to illustrate a math lesson or to teach important skills that kids are supposed to know in first grade math.
Equal parts or equal shares The orange circle has 2 equal parts. |
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Arrays |
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Quarter |
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Closed figure All sides of a closed figure are connected. |
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Hour hand The hour hand takes 1 hour to move from a number to the next. Hour or hr = 60 minutes. |
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Estimate Possible answers: 15, 14, or 17 |
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Commutative property |
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Cube: |
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Start at 3 and count 2 more to reach 5. |
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Number A number indicates how many or how much. A numeral is used to represent the number of objects. For example, after counting the pencils on the right, we get 4. We use the numeral 4 to represent 4 pencils. |
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3-dimensional shapes. |
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Minute hand The minute hand takes 5 minutes to move from a number to the next. Minute = seconds. |
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Different |
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Counting down Start at 6 and count backward to reach 2. |
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Composite shape The arrow on the right is a composite shape since it is made from 2 basic shapes ( a triangle and a rectangle) |
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Expression An expression has no equal sign |
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Coins |
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Equation always have an equal sign. The amount on the left side is equal to the amount on the right side. |
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Nov 18, 20 01:20 PM
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