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Ways to Add

For Students 4th - 5th
In this addition worksheet, students learn several different options to add the numerals twenty-four and thirty. The options are models, mental math, a hundreds chart, or pencil and paper.
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Sums

For Students K - 1st
In this early childhood addition practice worksheet, students use their problem solving skills to solve 10 problems that require them to add 1 digit numbers.
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Review of Addition Facts

For Students 1st
In this addition worksheet, 1st graders write down the addends that make up 5 and 6. They match addition problems to the sums 5 and 6, and find the missing addends in 10 problems. They compare equations to 5 and 6 using the symbols for...
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Add Tens and Ones

For Students 1st - 2nd
Six story problems challenge young mathematicians to add single- and double-digit numbers. Manipulatives would come in very handy for primary graders tackling this worksheet. Some of the sums have addends as large as 25 and 33. Some...
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The Math Lesson 20

For Students 2nd - 4th
In this addition practice worksheet, students use their problem solving skills to solve 190 problems that require them to add 2 and 3 digit numbers with carrying.
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Worksheet 29 - Interval

For Teachers Higher Ed
In this interval worksheet, students find integrals of functions, use the first derivative test to classify points, and find the local and global extrema. This one-page worksheet contains eight multi-step problems.
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System of Equations-Elimination Using Multiplication

For Students 8th - 11th
In this system of equations worksheet, students solve 9 problems using the multiplication elimination method. Students are then asked to setup and solve 2 system of equations word problems using the elimination method.
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Skip it to multiply it

For Teachers 1st
First graders make sensible estimates and check the reasonableness of answers. They make up, tell and record number stories up to 9 about given objects. They skip count in twos, threes and fives.
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Santa's List Sums [G1]

For Students 1st - 2nd
In this sum worksheet, students add total of boys and girls to find totals living on various streets. Answers are included on page 2, Christmas theme.
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Santa's List Sums [D1]

For Students 1st - 2nd
In this finding sums worksheet, students total numbers of boys and girls to come up with a final number for "Santa." Answers on page 2.
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Santa's List Sums [11]

For Students 2nd - 3rd
In this sum worksheet, students total numbers of boys and girls, finding the sum so that "Santa knows the number of children on each street."
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Santa's List Sums (Hi)

For Students 1st - 2nd
In this adding single digit numbers learning exercise, students observe a chart of street names, boys, and girls and find the total number of boys and girls on each street, the total number of children, and the total number of each sex....
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Santa's List Sums (Ii)

For Students 1st - 2nd
In this adding single digit numbers worksheet, students observe a chart of street names, boys, and girls and find the total number of boys and girls on each street, the total number of children, and the total number of each sex. Students...
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Santa's List Sums (E1)

For Students 1st - 2nd
In this adding single digit numbers worksheet, students observe a chart of street names, boys, and girls and add the total number of boys and girls on each street, the total number of children, and the total number of each sex. Students...
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It All Adds Up

For Students 1st
In this finding the sums worksheet, 1st graders color in the three numbers that add up to the number in each cloud in 9 boxes. Students study the first one done for them.
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Vocabulary Challenge

For Students 4th - 6th
In this math vocabulary worksheet, students choose which multiple choice answer best defines twenty-five mathematical terms. Students place their answers on the lines provided.
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More Addition in Your Head

For Students 3rd - 5th
In this mental math addition worksheet, students determine sums. In this problem solving worksheet, students write answers to twenty problems.
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Mentally Add Two 2-Digit Numbers pg. 1

For Students 4th - 6th
Mental math addition is the focus of this worksheet. Students apply a strategy outlined in the worksheet to find the sums. In this worksheet, students find the answers for twenty problems. Answers appear at the end.
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Rice Cookies Addition

For Teachers 4th
Fourth graders practice adding rice cookies. In this mental math lesson, 4th graders get into groups and call out numbers to each other to add mentally. Students use the rice cookies to show the answer.
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Abacus Work

For Students 4th - 6th
In this abacus worksheet, students use abacus pictures to determine 5-digit sums. In this fill in the blank worksheet, students write eight answers.
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Riemann Sums

For Students Higher Ed
In this college calculus worksheet, students write the Riemann Sum for the indicated partition and sub-intervals.  The two page worksheet contains five problems.  Answers are not included. 
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Addition: Getting To Ten Then Adding The Rest

For Students 2nd - 3rd
In this addition worksheet, students first write the 2 numbers in an addition problem that add up to 10, then write the answer by adding 1 additional number to 10.
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Writing Equations: Addition and Subtraction 0 to 20

For Students 2nd - 3rd
In these subtraction and addition worksheets, students write the equations for the addition and subtraction sentences. Students solve 28 problems.
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Addition Sums Less than 30: Addends 10 to 15

For Students 2nd - 5th
In this addition learning exercise, students solve 20 problems in which they add 2 numbers together. The addends are between 10 and 15 and the sums are all less than 30.