CK-12 Foundation
Estimation to Check Decimal Multiplication: Watering a Garden
Mathematicians solve six multiple-choice and true or false questions using their knowledge of estimation and multiplying decimals. The interactive provides a garden-themed tool that creates a visual aid of three watering cans to assist...
Scholastic
Study Jams! Relate Addition & Subtraction
Understanding the inverse relationship between addition and subtraction is essential for developing fluency in young mathematicians. Zoe and RJ explain how three numbers can form fact families that make two addition and two subtraction...
Curated OER
Addition
In this addition worksheet, students mentally add together 12 math problems involving addition with 3 numbers. Students fill in the missing numbers in 3 equations.
Curated OER
Find a Pattern
For this patterns worksheet, students find the next 3 numbers in the sequence of patterns. Students complete this for 9 patterns.
Curated OER
One Digit Times Three Digits
For this mathematics worksheet, students solve a number of problems by multiplying a one digit number times a three digit number and carrying when necessary. There are 30 problems to solve on the sheet.
Curated OER
Complex Numbers
In this complex numbers worksheet, students write numbers as a multiple of i. They add and subtract imaginary numbers. Students write complex quotients in standard form. This three-page worksheet contains six problems.
Curated OER
Adding 3 to a Single Digit
In this addition worksheet, students add the number 3 to 10 single digit numbers. Students put their answers in the boxes provided.
Curated OER
Adding 3 to a Single Digit
In this adding 3 worksheet, students solve ten problems in which the number three is added to a single digit number. The problems are in horizontal format.
Curated OER
It All Adds Up - Puzzle Matrix #20
In this addition puzzle matrix worksheet, students determine what 8 numbers are missing from the matrix. They insert the proper numbers to make the numbers add up vertically, horizontally, and diagonally.
Curated OER
Add and Subtract within 20
These true equations are missing numbers. Scholars examine a set of possible answers to fill in each of the nine equations. Consider covering up the answer options, as it may be more helpful to have learners simply figure these out...
Curated OER
It All Adds Up Puzzle #19
For this addition math puzzle worksheet, students insert the correct digits in a puzzle grid so that the rows, columns and diagonals add up to the numbers given.
Curated OER
It All Adds Up Puzzle #29
In this addition puzzle learning exercise, students complete a 12 space grid in which rows and columns add up to be the numbers given. Students fill in the missing addends.
Curated OER
It All Adds Up Puzzle #27
In this addition puzzle worksheet, students complete a 12 space addition square in which all rows and columns add up to equal the numbers given. Students fill in the missing addends.
Curated OER
It All Adds Up -- Puzzle #17
For this addition matrix puzzle worksheet, students insert 8 numbers that make the puzzle add up horizontally, vertically, and diagonally.
Curated OER
It All Adds Up---Puzzle #33
In this addition worksheet, students figure out the eight missing numbers in a puzzle. Students make sure that every column and row going across and down add up to the totals at the end of each row and column.
Curated OER
It All Adds Up--Puzzle #34
In this addition activity, students figure out the eight missing numbers in a math puzzle. Students make sure that each row and column adds up to the totals at the end of each row and column going across and down.
Curated OER
It All Adds Up Puzzle #13
In this addition puzzle worksheet, students complete a 12 space grid in which rows and columns equal the numbers given. Students supply the missing addends.
Curated OER
Add and Subtract Decimals
In this decimal worksheet, students read about adding and subtracting, then complete a set of 31 problems, adding, subtracting, solving for values of expressions and solving equations.
Curated OER
It All Adds Up: Puzzle #11
In this addition puzzle worksheet, learners fill 10 blanks in the rows and columns of a puzzle grid. Students add across and down; sums must equal the number given at the end of each row. Learners may not repeat any digits in a row or...
Curated OER
It All Adds Up Math Puzzle
In this math puzzle worksheet, students solve a 10 space addition puzzle in which the rows and columns add to be the number given at the end of each row.
Curated OER
It All Adds Up Puzzle #25
In this addition puzzle worksheet, students complete a 12 square addition puzzle. Students supply the missing addends which will make each row and column add up to be the sum that is given.
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It All Adds Up- Puzzle #35
In this addition puzzle instructional activity, students complete a 24 space puzzle in which all rows, columns and diagonals must add up to be the sums provided at the end of each.
Curated OER
Word Roots 6 Plic, Fac-Fic, Cogn-Not Intermediate Puzzles 1, 2, 3
Fill in the squares to complete a word with a Latin root in it! The Latin root and a definition is given; your learners add letters to produce the correct word. A word list is given. Help expand your readers' vocabulary with these...
Curated OER
Multiplication Grids: Double-Digit
Kids learn how to use the grid method to solve double by single-digit multiplication problems. They take each double-digit number into its tens and units, place it on the grid, add the multiplier, then solve the problem. There are two...