This material explores in adding numbers up to 100 without regrouping, using both concrete objects and visual representations. Teachers will assist the learners in practicing by adding 2-digit numbers with 1-digit numbers and 2-digit numbers with other 2-digit numbers. This will employ a concrete materials and pictorial models and developing a strong understanding of addition concepts, and enhancing their computational skills, and reinforcing their ability to perform arithmetic operations efficiently within the range of 1 to 100.
Objective
To provide a solution for adding numbers with sums up to 100 without regrouping using concrete and pictorial models for both 2-digit and 1-digit numbers, as well as 2-digit and 2-digit numbers.
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
