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Curated OER
Addition Practice #1
Show young mathematicians that they are fully capable of mentally adding two-digit numbers. They start by solving 12 two-addend problems (all with two-digit numbers and aligned horizontally). There is no room to show work. Consider...
EngageNY
The Geometric Effect of Some Complex Arithmetic 2
The 10th lesson in a series of 32, continues with the geometry of arithmetic of complex numbers focusing on multiplication. Class members find the effects of multiplying a complex number by a real number, an imaginary number, and another...
Curated OER
Adding Mixed Numbers and Fractions
Once scholars have a grasp on adding fractions, it's time to throw some mixed numbers into the equation! Each of these 14 addition problems has one mixed number and one proper fraction. Skills here include finding a common denominator,...
Curated OER
And 1 More Makes...
If we add one more, how many will we have? Beginners to addition practice this skill using images and counting as they draw one more sock to each set and record the new total. There are three of these followed by four more similar...
Illustrative Mathematics
1.OA, NBT, The Very Hungry Caterpillar
First graders are exposed to addition of three whole numbers in a math activity centered around Eric Carle's, The Very Hungry Caterpillar. As the teacher reads, young mathematicians use counters and ten-frames to symbolize the number of...
K12 Reader
Comparative Adjectives: Words That End in Y
What do messy, dreamy, and lucky have in common? They are all adjectives that trade their -y for -ier in the comparative form! Learners practice the vowel shift with twenty adjectives, all of which end in -y.
Curated OER
Gasoline Additive
Chemists consider a situation in which an ethanol producer needs to determine how much to add to t-butanol to prevent freezing during transport. They work in the laboratory to obtain the freezing point depression constant for the...
DK Publishing
Addition Practice #3
If you're in search of some basic addition drills, take a look at this for your second and third graders. There are 20 vertically aligned equations here, each with one three-digit addend and one...
Curated OER
Counting Money
Money is always a source of interest for young mathematicians, so utilize their engagement by adding up coin values. For each set of coins (quarter, dime, nickel, and penny) scholars count up and write the total. The example has them...
Curated OER
Estimating Sums and Differences
Work on rounding, estimating, adding, and subtracting with a helpful math worksheet! Fifth graders study different sets of addition and subtraction problems, and after rounding each number to the leading digit, they estimate what the sum...
Math Doctor
Chapter 5: Decimal Notation
Explore all things decimal in this thorough series of introduction activities. Including scripting for the teacher and detailed descriptions and examples, the plan begins by reviewing the basics of place value and writing fractions as...
Curated OER
Crabby Math
Here are 4 different (yet related) worksheets and an answer key for each. The class will work through each sheet, adding single-digit number to find sums. They then color in the sums that meet each worksheets instructions. For example:...
DK Publishing
2 More Than
Which one has two more? Each row of objects has a corresponding row, and mathematicians determine which one has two more than the other, checking it off. They work with single-digit values here and should be encouraged to write the...
Curated OER
Compound Words: Worksheet 3
Young writers create compound words by matching a word in column one to a word in column two. They create a list of written words they have formed. Students will create 20 words on this one-page worksheet. An answer key is included.
Curated OER
Exponential Growth Versus Linear Growth I
Your algebra learners will discover how quickly an exponential function value grows compared to a linear function's value. Making a table of values helps in this comparison, set in the context of making a wage for raking leaves.
Curated OER
Add Groups of Ten
In this addition worksheet, students add groups of tens and their remainders to determine the missing addends in the pairs of 2-digit problems and then find the sums. Students solve nine problems.
Curated OER
Alloys
Tidy slides and lecture notes for each are included in this presentation on alloys. Instruction begins with the molecular arrangement of a pure element, gold, and progresses to a few example alloys: brass, steel, and nitinol. This...
Math Tales From the Spring
Ice Breaker Activity - Bio Pyramid
Get to know your pupils and create a stunning display in your room with a class set of bio pyramids. Scholars answer questions about themselves, their hobbies, hopes, and dreams. Autobiographical information is written on a...
Curated OER
Jellyfish Jumble
In this subtraction equations worksheet, students solve 8 problems in which 3 numbers inside a jellyfish shape are arranged to make a subtraction equation. Students solve and check by adding.
Curated OER
Four Decimal, Fraction, and Percent Activities
In this fraction instructional activity, students solve problems presented in four different activities. The activities cover percentages, fractions, decimals, currency exchange, and value added tax. A card "game" is one of...
Curated OER
Dropping (and Adding) Names in Washington
Students research and create profiles of key figures in the current administration and those people who are speculated to play a role if George W. Bush is re-elected in the 2004 election.
Curated OER
Jumping Addition
Students add and jump using a number line. In this jumping addition lesson plan students solve addition problems. Students work with a partner to solve a series of addition problems.
Curated OER
A Politically Correct Version of Hangman
Instead of playing Hangman, students can try a different version of the game called Snowman.
Curated OER
Math in English Skills III Exercise Book: Understanding Fractions
Fractions can be tricky, and there is no better way to tackle tricky topics than with a visual representation. Intended for learners in grades two and three, this set of printable worksheets provides a variety of fractions represented in...