Curated OER
Using Doubles
Bring this easy shortcut to your first grade addition lesson! By adding doubles (6+6, for example), and then adding or subtracting 1, kids learn how to solve simple addition problems with ease. This trick is especially helpful for...
DK Publishing
Spot the Doubles
Have fun with counting and ladybugs! Kindergartners count the number of spots on the first half of the bug's wings, then double the number to practice their addition skills. Have kids color the ladybugs when they're finished with the...
Curated OER
Addition Drills, part 5
Show scholars that if they can add up two addends, they can also add up three. Review the examples together before letting scholars try these 25 addition problems, each with three double or single-digit addends. Two of these add up to...
Curated OER
Addition Drill
A basic problem-solving worksheet has scholars completing 10 addition problems. The problems each involve two addends, and have single, double, and triple-digit numbers. Once they have found the sum, they locate the number from the list...
Curated OER
1st Grade Strategy Worksheets
Enhance your first grade math curriculum with a thorough resource packet. It includes worksheets for practicing counting on and counting back, addition and subtraction facts to 10, and addition and subtraction doubles.
Curated OER
Use Doubles Facts
In this doubles facts activity, students solve 8 horizontal addition problems and 8 vertical addition problems where they use doubles and doubles plus one facts. Students solve 1 test prep question where they must choose a doubles fact...
Curated OER
Mental Math Skills
In this mental math worksheet, students use a number line to count backwards and forwards, add doubles, add and subtract one, and add one-digit numbers. Students solve thirty problems.
Curated OER
Use Doubles to Subtract
In this math word problem practice worksheet, students sharpen their math skills as they use problem solving strategies to solve 6 problems.
Curated OER
Addition Facts Hidden Picture
In this addition hidden picture worksheet, students solve the 30 addition facts 0 to 20. Students then use their answers to color a hidden picture according to the key provided.
Curated OER
Addition, Single Digit Doubles - #1
For this single digit addition practice worksheet, students solve 30 problems that require them to double single digit numbers.
Curated OER
Mental Maths
In this mental math practice worksheet, students fill in the 10 blanks as the count backwards and forward. Students also solve 20 addition problems.
Curated OER
Adding Doubles Facts
In this addition activity, students add one and two digit numbers that are doubles facts. Students complete 40 addition problems.
Curated OER
Adding Doubles Two Digit Numbers
In this addition worksheet, students add doubles facts that are all two digit numbers. Students complete 40 addition problems.
Curated OER
Multiplication: Mixed Facts
In this finding the products instructional activity, students multiply one-digit numbers by one-digit numbers using mental math. Students solve 36 problems.
Curated OER
Multiplication: Mixed Facts 2
In this finding the products worksheet, students multiply one-digit by one-digit numbers using mental math. Students solve 35 problems.
Curated OER
The Math Lesson 45
In this division practice worksheet, students use their problem solving skills to solve 278 problems that require them to divide in word problem and regular problems.
Curated OER
Math – Addition :3 Addends of 1-Digit with Doubles
In this addition practice worksheet, students solve 12 problems that require them to add 1-digit numbers with 3 addends. Two addends in each of the problems are doubles.
Curated OER
Near Doubles
In this math instructional activity, students learn to add "near doubles" such as 5+6. Students solve 5 problems, then color a butterfly design with colors specified according to their answers.
Curated OER
Using Doubles to Subtract
In this subtraction activity, 1st graders use addition doubling patterns to subtract numbers. For instance, one problem asks students to subtract three from six. They are directed to think that 3+3=6. Students write the answer to 6-3.
Curated OER
Addition Doubles
In this addition doubles worksheet, students solve eighteen horizontal addition problems with addends from one to twelve, most of them adding doubles.
Curated OER
Doubles Plus One: Homework
In this addition worksheet, learners find the sum of 12 "doubles plus one" problems. Students then solve a related word problem, then draw or write to explain their work.
Curated OER
Basic Subtraction Facts
In this basic subtraction facts learning exercise, students problem solve and calculate the answers to twenty subtraction equations. Students double-check their answers with their classmates.
Concord Consortium
Rule of 72
Find an easier way to double it. Using the price of an item and the Consumer Price Index, learners determine how long it will be for the price to double. Scholars calculate the length of time it would take for the price to double using a...
Curated OER
Multiplication: Mixed Facts (3 of 4)
In this multiplication worksheet, 3rd graders practice basic facts by finding the products in 35 horizontal and vertical problems. They work with facts from 3 to 9.