South Carolina State Standards for Mathematics: Grade 1

SC.1-1 Mathematical Processes: The student will understand and utilize the mathematical processes of problem solving, reasoning and proof, communication, connections, and representation.

1-1.1 Apply substantive mathematical problem-solving strategies.

1-1.2 Generate conjectures and exchange mathematical ideas.

1-1.3 Explain and justify answers to simple problems.

1-1.4 Analyze patterns by reasoning systematically.

1-1.5 Generalize mathematical concepts.

1-1.6 Use a variety of forms of mathematical communication.

1-1.7 Generalize connections among mathematics, the environment, and other subjects.

1-1.8 Use multiple informal representations to convey mathematical ideas.

SC.1-2 Number and Operations: The student will demonstrate through the mathematical processes a sense of quantity and numeral relationships; the relationships among addition, subtraction, and related basic facts; and the connections among numeric, oral, and written-word forms of whole numbers.

1-2.1 Translate between numeral and quantity through 100.

1-2.2 Use estimation to determine the approximate number of objects in a set of 20 to 100 objects.

1-2.3 Represent quantities in word form through ten.

1-2.4 Recognize whole-number words that correspond to numerals through twenty.

1-2.5 Compare whole-number quantities through 100 by using the terms is greater than, is less than, and is equal to.

1-2.6 Recall basic addition facts through 9 + 9 and corresponding subtraction facts.

1-2.7 Summarize the inverse relationship between addition and subtraction.

1-2.8 Generate strategies to add and subtract without regrouping through two-digit numbers.

1-2.9 Analyze the magnitude of digits through 999 on the basis of their place values.

SC.1-3 Algebra: The student will demonstrate through the mathematical processes a sense of numeric patterns, the relationship between addition and subtraction, and change over time.

1-3.1 Analyze numeric patterns in addition and subtraction to develop strategies for acquiring basic facts.

1-3.2 Translate patterns into rules for simple addition and subtraction.

1-3.3 Illustrate the commutative property based on basic facts.

1-3.4 Analyze numeric relationships to complete and extend simple patterns.

1-3.5 Classify a number as odd or even.

1-3.6 Classify change over time as quantitative or qualitative.

SC.1-4 Geometry: The student will demonstrate through the mathematical processes a sense of two- and three-dimensional geometric shapes, symmetry, and relative positions and directions in space.

1-4.1 Identify the three-dimensional geometric shapes prism, pyramid, and cone.

1-4.2 Analyze the two-dimensional shapes circle, square, triangle, and rectangle.

1-4.3 Classify two-dimensional shapes as polygons or non-polygons.

1-4.4 Identify a line of symmetry.

1-4.5 Use the positional and directional terms north, south, east, and west to describe location and movement.

SC.1-5 Measurement: The student will demonstrate through the mathematical processes a sense of the value of combinations of coins and the measurement of length, weight, time, and temperature.

1-5.1 Use a counting procedure to determine the value of a collection of pennies, nickels, dimes, and quarters totaling less than a dollar.

1-5.2 Represent a nickel, a dime, a quarter, a half-dollar, and a dollar in combinations of coins.

1-5.3 Represent money by using the cent and dollar notations.

1-5.4 Use whole-inch units to measure the length of an object.

1-5.5 Generate common referents for whole inches.

1-5.6 Use common referents to make estimates in whole inches.

1-5.7 Use nonstandard units to measure the weight of objects.

1-5.8 Use analog and digital clocks to tell and record time to the half hour.

1-5.9 Illustrate past and future dates on a calendar.

1-5.10 Represent dates in standard form (June 1, 2007, for example) and numeric form (6-1-2007, for example).

1-5.11 Use Celsius and Fahrenheit thermometers to measure temperature.

SC.1-6 Data Analysis and Probability: The student will demonstrate through the mathematical processes a sense of collecting, organizing, and interpreting data and of making predictions on the basis of data.

1-6.1 Use survey questions to collect data.

1-6.2 Organize data in picture graphs, object graphs, bar graphs, and tables.

1-6.3 Interpret data in picture graphs, object graphs, bar graphs, and tables by using the comparative terms more, less, greater, fewer, greater than, and less than.

1-6.4 Predict on the basis of data whether events are likely or unlikely to occur.