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Assessment
Illustrative Mathematics

Ten $10s Make $100

For Students 2nd Standards
If ten $10s make $100, then how much money do twenty $10s make? Young bankers find the number of bills required to make base ten amounts in three different word problems.
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Assessment
Illustrative Mathematics

One, Ten, and One Hundred More and Less

For Students 2nd Standards
What's 1 more or less than a number? What's 10 more or 10 less than a given number? What's 100 more or 100 less than a number? These are the types of problems learners must answer in a six-question worksheet.
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Assessment
Math Learning Center

Second Grade Assessments and Scoring Checklists, Common Core State Standards

For Teachers 2nd Standards
How are your second graders progressing in their math skills? Find out with a series of math assessment activities. With baseline assessment score sheets for each skill, you can track how well your kids are adding, subtracting, telling...
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Worksheet
Curated OER

Counting by 1s, 10s, and 100s

For Students 1st - 2nd Standards
These sequences are missing numbers and require some skip counting to complete. Scholars finish rows of numbers first counting by 1s, then 10s, and finally 100s. Each has three given numbers to get them started, and they fill in five...
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Worksheet
Curated OER

Count by 100s

For Students 1st - 2nd
In this counting by hundreds to problem solve worksheet, students count and write by hundreds in sequence, add a hundred, and model using flats and rods to solve six problems.
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Worksheet
Curated OER

Make a Thousand

For Students 2nd - 4th
In this addition worksheet, students use only whole hundreds and find out how many different ways they can make one thousand by adding 2 numbers together. There are 10 blank addition operations for students to fill in.
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Worksheet
Curated OER

Count by 5s, 10s, and 100s

For Students 2nd - 4th
Skip counting is a valuable skill; scholars practice counting by five, 10, and 100 as they examine these three number sequences. In the first one, learners circle the number that doesn't follow the sequence of adding five. Then, they...
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Worksheet
Curated OER

Count by 5s, 10s, and 100s

For Students 1st - 2nd
There's an easier way to count! Scholars get practice counting by 5 and 10 in this skip-counting worksheet. There are 10 problems, and for each they observe a set of objects that have been grouped. Learners skip count to get a final...
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Worksheet
Curated OER

Count by 5s, 10s, and 100s

For Students 1st - 2nd
These number sequences are missing digits! Each of the six has one missing number and scholars must figure out what it is. Here's the pattern, though: all of these sequences involve counting by 5s, 10s, and 100s. Learners add one of...
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Lesson Plan
Curated OER

Hundreds and Tens - Count the Blocks & Rows

For Teachers 2nd - 4th Standards
A perfect second grade worksheet. The class reviews counting by hundreds and tens using cubes, then count blocks and rows to determine how many cubes there are in a given set, 4 sets total.
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Worksheet
Math Salamanders Ltd.

Counting On and Back by 1s, 2s, 5s, 10s, and 100s Sheet 2

For Students 2nd - 4th Standards
In this counting on and back worksheet, students count on and back by 1s, 2s, 5s, 10s, and 100s. Students complete 10 problems in total.
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Lesson Plan
Better Lesson

Better Lesson: Crossing Over 100

For Teachers 2nd Standards
Second graders often become confused as they count from one decade to the next. In order to become fluent with operations in addition and subtraction, 2nd graders need to be able to move across decades. This lesson plan includes a...