IXL Math - DoDEA first-grade math standards

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DoDEA

Skills available for DoDEA first-grade math standards

Standards are in black and IXL math skills are in blue. Hold your mouse over the name of a skill to view a sample problem. Click on the name of a skill to practice that skill.

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1.M1 Numbers and Operations

1.M1a Recognize place values of numbers (ones, tens, and hundreds) and identify groups of each quantity;
1.M1b Identify and generate equivalent forms of the same number using concrete objects and number statements;
1.M1c Recognize wholes and parts of wholes, i.e., 1/2 and 1/4;
1.M1d Express the concepts of addition and subtraction through drawings, number statements and/or verbal explanation, as well as using plus (+) and minus (-) symbols;
1.M1e Explain the relationship between addition and subtraction as inverse operations;
1.M1f Explain and perform addition and subtraction of one-digit whole numbers;
1.M1g Use estimation based on a benchmark and recognize reasonable answers;
- Estimating: Estimate to the nearest ten (First grade - H.1)
1.M1h Select, explain, and use appropriate computational procedures to solve real-world problems.
- Addition: Word problems - sums to 10 (First grade - B.3)
- Subtraction: Word problems - one-digit numbers (First grade - D.3)

1.M2 Algebra

1.M2a Sort, classify, and order objects by two or more attributes and explain how objects were sorted;
- Sorting, ordering, and classifying: Venn diagrams (First grade - Q.1)
- Sorting, ordering, and classifying: Put numbers in order (First grade - Q.2)
1.M2b Identify, describe, extend and create repeating patterns and number sequences;
1.M2c Solve open sentences using the commutative property of addition by representing an expression in more than one way;
- Addition: Related addition facts (First grade - B.14)
1.M2d Write mathematical equations using symbols;
- Addition: Word problems - write the addition sentence (First grade - B.4)
- Subtraction: Word problems - write the subtraction sentence (First grade - D.4)
1.M2e Model and describe a problem situation using representations, i.e. words, objects, number phrase or sentence;
- Addition: Addition with pictures - sums to 10 (First grade - B.1)
- Subtraction: Subtraction with pictures - numbers up to 10 (First grade - D.1)
1.M2f Experiment with equivalency using concrete materials;
1.M2g Identify measurable changes that are predictable, e.g., students grow taller, not shorter, as they get older.

1.M3 Geometry

1.M3a Identify two-dimensional shapes in three-dimensional shapes;
1.M3b Create new shapes by combining or cutting or taking apart existing shapes;
1.M3c Describe and name the direction and distance in navigating space, e.g., which way, how far, etc;
1.M3d Identify and determine whether two-dimensional shapes are congruent (same shape and size) or similar (same shape different size);
- Geometry: Same shape (First grade - J.12)
- Geometry: Congruent (Second grade - T.5)
1.M3e Recognize and explore symmetry;
- Geometry: Symmetry (First grade - J.11)
1.M3f Recognize geometric shapes and structures in the environment and specify their location.
- Geometry: Geometry of everyday objects (First grade - J.3)

1.M4 Measurement

1.M4a Measure and differentiate objects using both comparative terms and standard units of measure, i.e., inches, centimeters, etc.;
1.M4b Recognize repeating pattern of time;
- Time: Time patterns (Second grade - Q.16)
1.M4c Tell time to the hour and half hour using digital and analog timepieces;
1.M4d Order a sequence of events that occur over time;
1.M4e Estimate and measure a variety of attributes of objects using standard and nonstandard units;
- Measurement: Which unit of length is appropriate? (First grade - M.2)
- Measurement: Which unit of weight is appropriate? (First grade - M.4)
1.M4f Make reasonable estimates about the passage of time in commonplace events, e.g., tasks being completed, living things growing, etc.
- Time: Times of everyday events (First grade - R.4)
- Time: A.M. or P.M. (First grade - R.6)

1.M5 Data Analysis and Probability

1.M5a Identify multiple categories for sorting data;
- Data and graphs: Record data with tally charts, picture graphs, tables (First grade - L.1)
1.M5b Collect, organize, represent and interpret data using concrete objects, pictures, tallies, and graphs;
- Data and graphs: Record data with tally charts, picture graphs, tables (First grade - L.1)
1.M5c Compare and contrast similar data sets;
- Sorting, ordering, and classifying: Venn diagrams (First grade - Q.1)
1.M5d Construct questions that can be answered by using information from a graph or table;
1.M5e Describe events related to student's experiences as more likely or less likely to happen;
- Probability and statistics: More, less, and equally likely (First grade - P.1)
- Probability and statistics: Certain, probable, unlikely, and impossible (First grade - P.2)
1.M5f Read and interpret graphs and tables to make comparisons and predictions.
- Data and graphs: Interpret data in tally charts, picture graphs, tables (First grade - L.2)
- Data and graphs: Interpret bar graphs (First grade - L.3)