Curated OER
Adding Decimals
In this adding decimals learning exercise, students add numbers with decimals that are 2 digit numbers. Students complete 10 problems.
Curated OER
Comparing Decimals
In this comparing decimals instructional activity, students compare numbers with decimals in them by inserting the correct symbol. Students complete 10 problems.
Curated OER
Triangle Sums
Fourth graders determine a way to place numbers in the nine circles that are arranged in a triangular pattern so that each side has an equal sum. They use each number once and practice adding single digit numbers.