Helping with Math
#5: Addition & Subtraction Equations (1 of 2)
Single-step addition or subtraction operations are applied in order to solve these 12 simple equations. An answer key is available, not so much for you, but perhaps to be used by learners as a self-correction tool. Note that the...
Helping with Math
#6: Addition and Subtraction Equations (2 of 2)
This printable contains 12 basic equations to be solved. The first one is worked out as an example, and the answers for all can be found by clicking on a "Show Answers" box found on the website. The publisher has identified this as...
Curated OER
Checking Subtraction with Addition and Writing Number Sentences
In this math worksheet, students complete 12 subtraction problems which they check with addition. They solve 6 short mixed word problems and write a number sentence for each while solving it.
Curated OER
Addition Worksheet: Totals 19 or Less #1
In this addition worksheet, students complete a total of 35 problems, all answers to problems total 19 or less. Worksheet included links to answers and additional worksheets.
Curated OER
Addition Worksheet: Totals 10 or Less #2
In this addition worksheet, students complete a total of 35 problems, all answers to problems total 19 or less. Worksheet included links to answers and additional worksheets.
Curated OER
Addition: Sums to 18
In this addition worksheet, students complete a total of 30 problems, all answers to problems total 18 or less. Worksheet included links to answers and additional worksheets.
Curated OER
Think of a Number
In this math learning exercise, students engage in a mental math activity. Student think a number and follow several computations with that number and always come up with the answer 9. Students discuss why this happens.
Curated OER
Addition Up to 20- Blank Grid
In this addition grid activity, students fill in facts up to 20 to complete an addition grid. Worksheet provided 2 blank grids. A reference web site is given for additional activities.
Curated OER
Addition-up to 20
In this addition worksheet, students work out problems that can be equal up to 20. These 40 problems are lined up side by side.
Curated OER
Add Decimals Mentally
In this adding decimals worksheet, students add a set of 5 decimal problems, then put missing decimal numbers to make sums add up to the number 1. Answers included, a reference web site is given for additional activities.
Curated OER
Addition and Subtraction of Decimals
In these decimal skills worksheets, students solve the equations and word problems using addition or subtraction. Students then solve the decimal equations and word problems using addition or subtraction.
California Education Partners
John's Trip Disneyland
It all adds up to one. Pupils solve several items that involve finding sums of fractions in relationship to a whole. The assessment task uses fractions with unlike denominators to determine the amount of a tank of gas and the amount of...
Curated OER
Adding Decimals
In decimal addition worksheet, learners practice their math skills as they mentally add the decimal numbers in 6 problems, fill in 4 patterns, and solve 4 more decimal problems.
Curated OER
Loop Cards: I Have, Who Has?
In this math worksheet, students practice mental adding and subtracting near multiples of 10 and 100. There are a total of 30 cards and students play together as a class. Example: Who has 67+32? I have 99. Who has 54+18?
Curated OER
Counting on
In this addition worksheet, students use a number line or mental math to solve 20 sums. Example: "Gus Plus has 5 cubes. He collects 7 more. He now has ---." Students soon learn to hold the first number in their heads and count on.
Curated OER
Solving Word Problems
In this math worksheet, students read and analyze 14 real life word problems. Students decide on a strategy and perform the basic addition or subtraction operation. Some can be calculated mentally.
Curated OER
Find the Missing Products
In this multiplication worksheet, students solve 40 problems in which two and three digit numbers are multiplied by single digits. Students are encouraged to use estimation to do mental math. This page is intended as an online activity,...
Curated OER
Add and Subtract Decimals
In this decimal worksheet, learners read about adding and subtracting, then complete a set of 31 problems, adding, subtracting, solving for values of expressions and solving equations.
Curated OER
10 More or 10 Less
Practice adding and subtracting 10 with this outer space worksheet. On the top, scholars match digits floating in stars with sums inside a spaceship. Next, they do the same with subtracting 10, connecting numbers to differences. These...
Curated OER
Circle Drill
In this math facts activity, students read about using the circle drill chart to practice addition facts, multiplication facts, and subtraction facts. Student use the blank chart to practice the skill.
Curated OER
The Number Tool Box
In this solving a math terms crossword puzzle learning exercise, students read the clues across and down and write the math terms in the blanks. Students write 19 answers.
Curated OER
Addition up to 12
In this addition worksheet, learners add two numbers that will equal up to 12. In these 12 questions, the addition problem is set up side by side.
Curated OER
Addition-Up to 12 Sheet #7
In this addition worksheet, learners practice their addition skills. Students complete the worksheet by filling in the missing numbers in each of the fifty-nine boxes.
Curated OER
Addition - up to 12 blank grid
In this addition worksheet, students fill in numbers up to 12 on the horizontal and vertical sides of the grid and solve the addition problems. Once students fill in the grid, they will solve 42 problems for each of the 2 grids.