Santa Barbara City College
How to Make a Multiplication Table
Teach children how to make a multiplication table, and they'll be multiplying for life. Following this series of steps, young mathematicians learn to use patterns and the relationships between numbers to create...
Charleston School District
Converting Fractions and Decimals
A decimal is just a fraction in disguise! Scholars learn methods for converting decimals and fractions including repeating decimals. Performing the conversions strengthens their understanding of the relationship between the two forms....
Curated OER
Make Tens and Ones Blocks Worksheet
The goal is good in this place-value worksheet; however you may have to walk learners through it so they don't trip up on the instructions. For these six problems, they do one of two things. If they see a number, learners draw the...
Curated OER
Ordering Numbers Up To 2 Digits
In this ordering numbers worksheet, students complete three pages of problems pertaining to comparing or ordering numbers. Kids write numbers that come before, between, or after a given number. Students also arrange lists of numbers from...
Curated OER
Comparing and Ordering Numbers
In this comparing and ordering numbers worksheet, students, working with a partner, problem solve and calculate the answers to five word problems or equations involving numbers.
Curated OER
Building 2-Digit Numbers
In this addition worksheet, 2nd graders use the building method to find the sums of 2-digit numbers. They find the totals in 6 examples that have three 2-digit addends in each problem.
Curated OER
Number Sense
First graders practice rounding 4 digit numbers using place value concepts. In this estimating sums and differences lesson, 1st graders explore clustering, rounding, and front end estimation as methods for rounding decimals.
Curated OER
Change a Digit
In this tens and ones worksheet, 2nd graders add 4 math problems together and write the sums using 10s and 1s models as shown. Students change a digit in 2 math problems from 1 number to another number in the blanks provided.
Curated OER
Math – Writing Equations : Subtraction
In this writing equations practice activity, students use their problem solving skills and the information provided to write 12 subtraction number sentences and solve them.
Curated OER
Reading, Writing, and Ordering Numbers
Students study place value. Students participate in place value and number relay games, write numbers in words, and discuss how numbers are read. As a class, they discuss the meaning of less than and grater than signs. Students use...
Curated OER
Napier's Rods
Young mathematicians explore the concept of multiplication using Napier's Rods. They use Popsicle sticks to create a 3D model of Napier's Rods. Pupils multiply multiple digit numbers using Napier's Rods.
Curated OER
How to Use the Rules of Divisibility and Estimation
Number patterns help your kids learn divisibility and estimation rules. This activity aims to strengthen their math fact memorization skills by presenting several rules they are expected to memorize through practice.
Computer Science Unplugged
Sharing Secrets—Information Hiding Protocols
Did you know that you can find the average age of a group of people without anyone having to real their age? This resource provides directions for way to do just that. After the activity, class members read a short passage...
Curated OER
Mentally Add and Subtract 10 or 100
Find the missing digits in these number sequences. Each of the ten has one missing number and scholars must figure out what it is. Here's the pattern: all of these sequences involve counting by 10s. Learners add or subtract 10 to...
National Security Agency
Place Value for Primary Grades- A Place for Everything
Here is a phenomenal lesson on place value to the thousands place. Learners construct numbers and identify the value of each digit, investigate building numbers using craft sticks and paper plates, and complete other meaningful...
Curriculum Corner
Guest Teacher Plans (Grade 2)
Be prepared the next time you're in need of a substitute with a daily plan equipped with an assortment of activities covering subjects math, reading, word work, writing, and science.
EngageNY
The Division Algorithm—Converting Decimal Division into Whole Number Division Using Mental Math
Make math much simpler with mental math methods. The 16th installment in a series of 21 looks at ways scholars can apply mental math to convert division problems into easier problems with the same quotient. Multiplying or dividing both...
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...
Curated OER
Partition Into thousands, hundreds, tens and ones
An abacus may be old, but it's still a great visual tool. Young mathemeticians look at, study and analyze 8 abacus images. They look at each image to determine how many beads are in each place value. They work with thousands, hundreds,...
Curated OER
Pi Day: The Other Math Holiday!
Happy Pi Day! This collection of games, experiments, and activities leads participants through an exploration of the many aspects and attributes of that mysterious quantity, pi. Activities range from using statistical...
Curated OER
Hundreds, Part Two
For this hundreds worksheet, students write the hundreds, tens, and ones that make up a number using base 10 blocks. Students complete 5 sets of problems.
Curated OER
Represent Rational Numbers
Young scholars identify expanded notation and scientific notation. In this rational numbers lesson plan, students use a calculator to discover the powers of 10. Young scholars practice writing numbers in expanded notation using powers of...
Curated OER
Dinosaur Math
Students read How to Train with a T.Rex and Win 8 Gold Medals and solve math problems. In this dinosaur math instructional activity, students write a math story to go with the dinosaur story. Students discuss the needed...
Curated OER
Sum Machine!
In this addition worksheet, 2nd graders find the sum of 14 addition math problems involving three-digit whole numbers. Students write 1 original addition problem that can be solved.