Illustrative Mathematics
Measuring Blocks
Stack them together to get a measurement. The short activity has pupils work in pairs to measure the lengths of two blocks and then determine the length of the two blocks together. The groups then determine an equation that represents...
Curriculum Corner
Number Cards
Showcase numbers one through twenty with a set of cards that displays each numeral in a bold, easy-to-read font.
Curriculum Corner
Number Cards 1–20
Reinforce number identification with a set of colorful cards showcasing numbers 1 through 20.
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Ordering to 20
Given a series of number lines, learners fill in missing number from 1-20 using the number pool provided. They add each number untill the number line is complete. This is a great activity to foster counting skills, number ordering, and...
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Numbers 1-20
Count along as a class! Each slide contains a number and objects to count, 1-20. The images are fun and as they reach 10+ are grouped by ones and tens. This resource could be used in a variety of ways, is well put together, and has fun...
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Tens and Ones Fun
Youngsters use their large motor skills to build numbers to 20 in this outdoor, kinesthetic, collaborative activity. Amass cardboard boxes for groups to stack, sort, and bundle into 10s and 1s to show numbers and place value. They'll...
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Addition and Subtraction: numbers to 20
Does your school encourage learning math facts or fast facts? If it does you can definitely use this resource. There are 20 lists, each list contains 10 problems, and each problem set focuses on adding and subtracting specific numbers,...
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Addition and Subtraction Problems: numbers to 20
You'll never be out of subtraction worksheets again. Here are 11 different sheets that require learners to add or subtract to find sums or differences up to or less than 20. Perhaps these can be used at home, at a work station, or to...
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Reading Number Words
In this number words worksheet, learners read number words and match them to their numbers for numbers 1 through 20. Students do this in pictures of suns.
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Numbers and Number Names
Children practice identifying numbers and number names by calling out or drawing a line to match the number to its name. Each number or name is printed on a different color, which makes this resource highly visual. The last slide...
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Missing Numbers 1-20
Learners are presented with a series of number lines, each one is missing a number from 1-20. They click on the number options at the bottom of the page to fill in the gap on each number line. This activity would be great at an...
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Practice Numbers 11-20
Your small-handed mathematicians practice tracing and writing numbers from 11 to 20 in this straightforward instructional tool. Trace 3 times; write several more.
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Developing Number Concepts
Children count and group a set of beans, sorting into groups of 10 and noting the number that remains. Students understand the concept of numbers greater than ten, and play a game, guessing numbers greater than 10 using hints given by...
Math Salamanders Ltd.
Missing Subtraction Facts to 20 sheet 2
They can tackle this worksheet once your class has mastered basic double-digit subtraction. They'll need to find the missing subtraction facts to 20 that complete each problem.
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Solve Story Problems: Sold! A Mathematics Adventure
Young mathematicians listen to the book Sold!: A Mathematics Adventure by Nathan Zimelman where they encounter ways to solve story problems. They then create and solve start unknown addition and subtraction equations. Resource builds in...
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Counting From 1 to 20
Children are given a mixed up number chart 1-20, and are asked to sort out all the even, odd, prime, and composite numbers. This activity is intended for 2nd grade but may not be suitable for learners under 10 or those who have not...
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Cleopatra
In this addition worksheet, students solve 10 addition math problems within a picture of Cleopatra and then follow the color chart to color in each answer a specific color.
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Numbers 1-10
In this numbers worksheet, students color in 10 number pictures. Students fill in the missing numbers from 1-10. Students also point to the numbers 1-20 as they count.
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Greatest Common Factor
In this greatest common factor worksheet, students find the greatest common factor of 2 numbers that are up to 20. Students complete 10 problems.
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Subtraction Practice
In this subtraction worksheet, learners subtract numbers up to 20 in the horizontal form. Students complete 14 pages with 22 problems each.
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Find the Median #2
In this median worksheet, learners find the median of a group of one and two digit numbers with numbers up to 20. Students complete 6 problems total.
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Division to 5x5 sheet 2
For this division worksheet, students use their knowledge of multiplication facts to solve division facts with numbers up to 20. Students complete 40 problems.
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Addition - up to 20 sheet 5
In this addition activity, students complete missing addend problems where they plug in numbers 1 - 20. Students complete 40 problems.
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Counting To Twenty
In this counting up to twenty worksheet, students count pictures and write the numeral with answers ranging from ten to twe3nty.