IXL Math - Mississippi second-grade math standards

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Mississippi

Skills available for Mississippi second-grade math standards

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2.NO Number and Operations

2.1 Understand and represent relationships among numbers and operations (addition, subtraction, and multiplication). Compute fluently using effective strategies or rote memory.
2.1.a Recall addition and subtraction facts.
2.1.b Justify addition and subtraction of two- and three-digit whole numbers with and without regrouping.
2.1.c Compose and decompose three-digit numbers with representations in words and physical models.
2.1.d Round up to three-digit whole numbers to the nearest hundreds.
2.1.e Compare and order three-digit numbers using the symbols <, >, and =, and justify reasoning.
2.1.f Determine and compare the value of money up to $5.00 using the appropriate symbols for dollars and cents.

2.ALG Algebra

2.GEO Geometry

2.3 Describe, classify, and sort geometric figures according to their properties.
2.3.a Recognize and identify polygons (rhombus, square, triangle, trapezoid, rectangle, pentagon, hexagon, octagon, and decagon) according to the number of sides.
- Geometry: Identify planar and solid shapes (Second grade - T.1)
2.3.b Describe the effects of composition and decomposition of polygons when smaller shapes are substituted for a larger shape or a larger shape is substituted for smaller ones.
2.3.c Identify and classify three-dimensional figures (cone, pyramid, and cylinder) according to their characteristics.
- Geometry: Identify planar and solid shapes (Second grade - T.1)

2.MEA Measurement

2.4 Estimate, identify, and apply measurable attributes.
2.4.a Select appropriate tools and units, estimate, and measure length (to the nearest inch, foot, yard, centimeter, and meter), capacity (to the nearest ounce, cup, pint, quart, gallon, and liter), and weight (to the nearest ounce, pound, gram, and kilogram).
2.4.b Read and write time to the hour, half-hour, quarter-hour, and five-minute intervals using digital and analog clocks.

2.DAP Data Analysis and Probability

2.5 Organize and interpret data in graphical form.
2.5.a Tally, record, interpret, and predict outcomes based on given information.
2.5.b Create line graphs, bar graphs, and pictographs using real data.
- Data and graphs: Which bar graph is correct? (Second grade - R.3)
- Data and graphs: Record data using line graphs (Second grade - R.7)