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Dartboard Rounding |
View a dartboard and click to reveal numbers rounded to the nearest 10, 100, or 1000. In an alternate version, players may input their own answers. |
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Glowla's Estimation Contraption |
Mentally round and add numbers and type in the answer. Round numbers to the tens place in the first level and progress to larger numbers. |
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Home Run Derby Math |
Estimate your answer, click "done" and then "hit." Game may be played with addition, subtraction, or multiplication problems and emphasizes skills in rounding numbers. |
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Match Around 10s |
Click on two cards, trying to find a two-digit number and a representation of that number rounded to the nearest 10. |
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Math Balloons Rounding |
View a rounding problem (example: 73 Rounds to 80) and click on True or False. Correct answers pop the balloons. |
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Count on Convict |
Players must type in each jump on the "number line" (a convict's escape tunnel) and then add them all together to find the difference between two double-digit numbers. |
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Place the Penguin |
Place penguins on unit & ten charts to represent expanded form of a given number. Level 1 = units & tens. Level 2 = units, tens, hundreds. |
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Ghost Blasters III |
Two player game in which students take turns clicking on the answer to two-digit plus two-digit addition problems. |
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Number Pyramid |
Help Molly through the pyramid doors by completing addition and subtraction equations with the correct number or symbol. "Really hard" level uses 3 digit addition and subtraction. |
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