Math: Joining and Separating Quantities

Suggested Time Frame: 32 Instructional Days

Focus TEKS

Number Relationships

• K.2I compose and decompose numbers up to 10 with objects and pictures.

Joining and Separating Quantities

• K.3A model the action of joining to represent addition and the action of separating to represent subtraction
• K.3B solve word problems using objects and drawings to find sums up to 10 and differences within 10
• K.3C explain the strategies used to solve problems involving adding and subtracting within 10 using spoken words, concrete and pictorial models, and number sentences

Personal Financial Literacy

• K.9 Personal financial literacy. The student applies mathematical process standards to manage one’s financial resources effectively for lifetime financial security. The student is expected to:
• K.9A identify ways to earn income
• K.9C list simple skills required for jobs
• K.9D distinguish between wants and needs and identify income as a source to meet one’s wants and needs
Numeracy TEKS

Subitizing

• K.2D recognize instantly the quantity of a small group of objects [10 or less in this unit] in organized and random arrangements

Counting Patterns

• K.5 The student is expected to recite numbers up to at least 100 [80 in this unit] by ones and tens beginning with any given number
• K.5 The student is expected to recite numbers up to at least 100 by ones and tens beginning with any given number [multiple of ten]
Spiral Review TEKS

Identifying Coins

• K.4 identify U.S. coins by name, including pennies, nickels, dimes, and quarters

Sorting and Classifying Shapes

• K.6A identify two-dimensional shapes, including circles, triangles, rectangles, and squares as special rectangles
• K.6B identify three-dimensional solids, including cylinders, cones, spheres, and cubes, in the real world
• K.6C  identify two-dimensional components of three-dimensional objects
• K.6D identify attributes of two-dimensional shapes using informal and formal geometric language interchangeably
• K.6E classify and sort a variety of regular and irregular two- and three-dimensional figures regardless of orientation or size
• K.6F create two-dimensional shapes using a variety of materials and drawings

Sorting and Displaying Data

• K.8A collect, sort, and organize data into two or three categories
• K.8B use data to create real-object and picture graphs
• K.8C draw conclusions from real-object and picture graphs