Common Core State Standards
Standards for Mathematical Practice
In Grade 2, instructional time should focus on four critical areas: (1) extending understanding of base-ten notation; (2) building fluency with addition and subtraction; (3) using standard units of measure; and (4) describing and analyzing shapes.
32 of 472 teaching resources for those 'aha' moments
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教学资源
Arrays Task Cards
Practice multiplication with arrays using this set of 20 task cards in a variety of ways.
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教学资源
Double Dinos-使用双打事实添加双打工作表
Practice the “near doubles” addition strategy to solve addition problems to 20.
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教学资源
Adding Four 2-Digit Numbers Task Cards
Practice adding four 2-digit numbers together with this set of 16 task cards.
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教学资源
Multi-Step Problem Solving Worksheet
Solve a multi-step problem and explain the mathematical reasoning behind the process with this simple worksheet.
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教学资源
Subtracting 2-Digit Numbers Task Cards
Practice 2-digit subtraction with this set of 18 task cards.
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教学资源
Addition and Subtraction Problem Solving Task Cards
Practice solving 1- and 2-step word problems by adding and subtracting 2-digit numbers with this set of 16 task cards.
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教学资源
Subtracting 2-Digit Numbers Worksheet
Practice 2-digit subtraction with regrouping with this drill and practice worksheet.
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教学资源
Expanded Form Worksheet
Practice using expanded form up to the thousands place with this 1-page worksheet.
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教学资源
单词问题任务卡 - 2位 + 1位添加
Practice adding 2-digit and 1-digit numbers with this set of 16 word problem task cards.
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教学资源
缺少加入图片难题 - 第3级
Solve the missing addition sentence by matching the addend with its equation, completing the puzzle.
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教学资源
缺少加入图片难题 - 级别2
Solve the missing addition sentence by matching the addend with its equation, completing the puzzle.
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教学资源
缺少加入图片难题 - 级别1
Solve the missing addition sentence by matching the addend with its equation, completing the puzzle.
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教学资源
硬币价值对决游戏
Practice identifying the value of coins and adding them together with this set of 36 match-up cards.
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教学资源
100 More , 100 Less Match-Up - Three-Digit Numbers
Match 3-digit number cards to find pairs that are 100 more or 100 less of each other.
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教学资源
Whole Numbers on a Number Line - Task Cards
Identify the missing whole numbers on a number line with this set of 16 task cards.
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教学资源
增加10个建模垫
Familiarize students with adding single-digit numbers using this set of practice mats.
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教学资源
Ten More, Ten Less Match-Up - Three-Digit Numbers
Identify ten more or ten less of a given 3-digit number with this set of 36 match up cards.
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教学资源
One Hundred More, One Hundred Less Within 999 - Cut and Paste Worksheet
在此切割工作表中，从给定的三位数数字中添加并减去100。
