Interactive
Curated OER

My Test Book: Fractions and Decimal

For Students 5th - 7th
In this online interactive math skills worksheet, students solve 10 multiple choice math problems regarding fractions and decimals. Students may submit their answers to be scored.
Interactive
Calculator Soup

Calculator Soup: Estimating Sums and Differences of Fractions Calculator

For Students 9th - 10th
Estimate sums and differences for positive proper fractions, n/d (numerator/denominator). Use rounding to estimate answers when adding or subtracting proper fractions.
Interactive
Mangahigh

Mangahigh: Ice, Ice, Maybe: Fast Estimation With Basic Number Calculations

For Students 4th - 7th
Practice your arithmetic skills as you estimate the answer to questions involving addition, subtraction, multiplication, and division. Includes whole numbers, fractions, and percents. As you answer questions, you guide penguins across an...

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