Lesson Plan
Curated OER

Choral Counting II

For Teachers 1st Standards
Using a number line or a 100s chart that extends past 100, practice counting from 1 to 120 with your class. As a part of daily instruction, chant count in sequence from 1 to 100 and then randomly chose a number and count onward to 120....
Worksheet
Curated OER

Estimating Sums and Differences

For Students 4th - 6th Standards
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...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Which Number Is It?

For Teachers 3rd - 8th Standards
The purpose of this task is to help students understand the fact that the value of a digit in one place is ten times the value of the same digit in the place to the right. Aligns with 5.NBT.A.1.
Interactive
Arcademics

Arcademics: Puppy Pull Decimal Words

For Students 4th - 5th
Determine the correct decimal value based upon the written form to have your puppy tug the rope harder.