Math Salamanders Ltd.
Counting on by Digits Sheet 2
In this number sequence activity, learners fill in 40 missing numbers in sequence on 10 different number lines. Students calculate each single-digit step up for each one.
Curated OER
Prime factors
In this prime factors worksheet, 6th graders find the prime factors of two digit numbers. Students complete 6 problems where they find prime factors.
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Playing with Tens and Ones
First graders complete a number of activities that increase their number sense and use of simple operations. They use dice and worksheets to make two-digit numbers and to record them, they count by tens and ones, and order numbers using...
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Find the Biggest Number
In this online interactive math skills instructional activity, students examine a series of one and two-digit numbers and then identify the largest numbers in the series. Students may submit their answers to be scored.
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Complete the Series ? 4
In this math skills learning exercise, students examine 2 two-digit numbers (89 and 84) and record the 4 numbers that belong in between them.
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Ordering Numbers Up To 2 Digits
In this ordering numbers worksheet, students complete three pages of problems pertaining to comparing or ordering numbers. Students write numbers that come before, between, or after a given number. Students also arrange lists of numbers...
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Addition: 2-digit + 2-digit - Regrouping
In this addition learning exercise, 3rd graders focus on the addition of double digit numbers. Students solve for 30 problems using regrouping where necessary.
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Addition: 2-Digit plus 2-Digit, No Regrouping
In this addition instructional activity, students complete 30 problems, adding two, 2-digit numbers-no remainders. Worksheet includes links to answers and additional worksheets.
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Math – Comparing Numbers Up to 2-Digits
In this comparing numbers up to 2-digits learning exercise, students respond to 10 comparing numbers and 5 comparing sets questions.
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Math Worksheets Addition Worksheet: 2-Digit Addends
In this addition worksheet, students illustrate their understanding of the concept by responding to 20 problems adding 2-digit numbers and providing the correct computation.
Helping with Math
Factors with Prime and Composite Numbers (2 of 2)
Ten two-digit numbers are listed for fourth graders to factor. Once they have factored each, they circle whether the original number is prime or composite. If you click on the "Print Worksheet" button, the printable spreads the problems...
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Math Worksheets Addition Worksheet: Adding 2-Digit Addends
In this addition worksheet, students illustrate their understanding of the concept by responding to 20 problems adding 2-digit numbers and providing the correct computation.
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Compare: 1 Digit Numbers
In this comparing numbers learning exercise, students use their math skills to compare 20 pairs of 1 digit numbers. Students fill in the 20 blanks with greater than or less than symbols.
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Greater Than/ Less Than (1)
In this comparing numbers worksheet, learners solve 21 problems in which one or two digit numbers are compared. Students place the correct sign in each box: <, >, or =.
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Count by 5s, 10s, and 100s
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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Study Buddies: Comparing and Ordering Decimals
For this math worksheet, students will work with a coach to compare and order numbers with decimals to the hundredths place. Students will follow a step-by-step process and notes are provided for the coach.
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Mentally Add and Subtract 10 or 100
Find the missing digits in these number sequences. Each of the ten has one missing number and scholars must figure out what it is. Here's the pattern: all of these sequences involve counting by 10s. Learners add or subtract 10 to...
Illustrative Mathematics
How Many Colored Pencils?
Support young mathematicians' interpretation of place value in order to multiply single-digit numbers by 10. The task builds upon and enhances a learners' understanding of place value, a second grade skill, while introducing...
Helping with Math
Addition: Number Bonds to 20
Pupils fill in the missing addend to an addition problem that adds up to 20. This number could be a one-digit or two-digit number. They complete a total of 41 missing addend problems. Answers are available.
Illustrative Mathematics
Reasoning about Multiplication and Division and Place Value, Part 1
Help your class make sense of quantities and their relationships. Given is the product of two numbers. It is up to your number crunchers to think about the quantitative relationship when the product is one-tenth or ten times the product...
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Order Three-Digit Numbers
In this number order practice worksheet, students sharpen their problem solving skills as they solve 6 story problems that require them to order 3-digit numbers to solve.
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Compare Three-Digit Numbers
In this comparing numbers worksheet, learners use the table for 'How Many Miles to Chicago' from the cities of Atlanta, Buffalo, Boston, Lexington, and Baltimore. Students use the table to compare 3-digit numbers and solve the six word...
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Whole Numbers
Student are assigned one of the sections on whole numbers. After reviewing the content, they teach their assigned sections to other class mates. They publish their findings on a PowerPoint slide show to use when they teach their section.
Raytheon
Line Up In Order
In this fractions instructional activity, students make each of the 12 fractions a mixed number. Students also make four fractions into improper fractions. On the next pages, students write down six equivalent fractions for the given...