Basic Arithmetic
Addition with Regrouping
Addition with regrouping is an essential math skill that helps us add numbers where the sum of the digits in a column is 10 or more. Let’s explore this…
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Basic Arithmetic
Basic addition with algebraic concepts
Algebra is a fascinating branch of mathematics that allows us to solve problems involving unknown numbers. By combining basic addition with algebraic…
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Basic Arithmetic
Basic Addition
Learn basic addition with apples, blocks and number lines — the foundational K-1 lesson that makes finding the sum click for first-time learners.
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Basic Arithmetic
Basic subtraction
Subtraction is one of the four fundamental arithmetic operations, and it plays a crucial role in everyday life. Whether you’re calculating change at the…
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Basic Arithmetic
Counting by Fives
Counting by fives means adding five each time as you count. You land on every fifth number. This method of counting is useful for learning multiplication,…
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Basic Arithmetic
Counting by Tens
Counting by tens means adding ten each time as you count. You land on every tenth number. This method is useful for understanding place value,…
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Basic Arithmetic
Counting by Twos
Counting by twos is a fundamental math skill that helps build a strong foundation for addition, multiplication, and number sense. It’s a simple yet powerful…
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Basic Arithmetic
Greater than, less than or equal comparisons
Understanding how to compare numbers using greater than (>), less than (<), and equal to (=) is a fundamental math skill. These symbols help us determine…
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Basic Arithmetic
Subtraction of two digit numbers
Subtraction is the process of finding the difference between two numbers by removing one quantity from another. When working with two-digit numbers, we need…
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Basic Arithmetic
Telling time
Telling time means being able to read a clock to know what hour and minute it is. This helps us organize our day, from waking up in the morning to going to…
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Basic Arithmetic
The Metric System
The Metric System is an international measurement system used worldwide for its simplicity and consistency. It uses base units and prefixes to measure…
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