Estimation and Rounding | Second Grade What is Estimation and Rounding? Concept: Estimation and rounding help us find approximate answers quickly! Instead of exact numbers, we use nearby numbers that
Place Values | Second Grade What is Place Value? Concept: Place value tells us what each digit is worth based on its position in a number. The same digit can
Properties | Second Grade What are Math Properties? Concept: Math properties show the special relationships between addition and subtraction. These connections help us understand how numbers work together! What We'll
Subtraction - Two Digits | Second Grade What is Two-Digit Subtraction? Concept: Two-digit subtraction means subtracting numbers from 10 to 99. We use place value (tens and ones) to subtract
Addition - Two Digits | Second Grade What is Two-Digit Addition? Concept: Two-digit addition means adding numbers from 10 to 99. We use place value (tens and ones) to add
Subtraction - One Digit | Second Grade What is Subtraction? Concept: Subtraction means taking away, finding the difference, or comparing groups. We use the minus sign (−) to show subtraction.
Addition - One Digit | Second Grade What is Addition? Concept: Addition means putting numbers or groups together to find how many in all! We use the plus sign (+)
Patterns - Second Grade What are Patterns? Concept: A pattern is something that repeats or grows in a predictable way! Patterns are all around us in nature, art, and math.
Names of Numbers - Second Grade What are Names of Numbers? Concept: Numbers have different names! Cardinal numbers tell "how many" (1, 2, 3...) and Ordinal numbers tell "position" (1st,
Comparing and Ordering Numbers - Second Grade What is Comparing and Ordering? Concept: Comparing means finding which number is bigger or smaller. Ordering means arranging numbers from smallest to biggest