This material focuses on illustrating subtraction involving numbers up to 20 using both concrete objects and visual representations. By engaging with these models, teachers will introduce to the learners on how to develop a deeper understanding of subtraction as "taking away." Through hands-on exploration and visual aids, learners can reinforce their grasp of subtraction concepts, enhance their problem-solving skills, and gain a more intuitive.
Objective
To illustrate subtraction involving numbers up to 20 using concrete and pictorial models effectively reinforces the concept of subtraction as "taking away".
Curriculum Information
Education Type
K to 12
Grade Level
Grade 1
Learning Area
Mathematics
Content/Topic
Numbers and Number Sense
Patterns and algebra
Intended Users
Educators
Competencies
Constructs equivalent number expression using addition and subtraction
Adds mentally two to three one digit numbers with sums up to 18 using appropriate strategies
