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PPT
Curated OER

Using Partitioning to Double or Halve Numbers

For Teachers 3rd - 5th
Here is an engaging presentation that challenges your mathematicians to use the techniques of partitioning and halving in order to double or half numbers. After each technique is explained, learners are given a series of numbers to try...
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Worksheet
Curated OER

Doubles #3

For Students 1st - 2nd
In this doubling worksheet, students double 6 given numbers, writing each beside the original. An answer key and website reference are given.
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Worksheet
Curated OER

Double Dominoes

For Students 2nd
In this "dominoe" worksheet, 2nd graders master how to double a number. Students count the number of dots on each dominoe, draw the same number on the opposite side, and write what the total amount is for each number that is double, or...
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Worksheet
Curated OER

Practice Doubling Numbers: 1-50

For Students 3rd - 5th
In this doubling worksheet, students solve 50 problems, either adding 2 of the same number together or following directions to "double" a number.
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Worksheet
Curated OER

Harder Doubles

For Students 2nd - 3rd
For this doubling worksheet, students solve 12 problems in which a one or two digit number is doubled. Students write the answer in the blank.
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Worksheet
Curated OER

Doubles

For Students 2nd - 3rd
In this doubling numbers worksheet, students practice doubling the following numbers in the shapes provided for them: 19, 16, 17, 14, 18 and 40.
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Worksheet
Curated OER

Revise Doubling and Halving

For Students 4th - 5th
In this doubling and halving numbers worksheet, students practice doubling 16 numbers an halving 16 numbers. Students solve 8 multiplication and division math problems.
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Worksheet
Curated OER

Double the Doubles

For Students 2nd - 3rd
In this doubling numbers instructional activity, students draw a seating plan for each of 4 classes. Students draw a box for each desk, doubling the number of students in each subsequent class.