The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
active iTunes account in order to download and install the software. This
download may not be available in some countries.
Practice math word problems with addition and subtraction. Select problem types to focus on Result Unknown, Change Unknown, and Start Unknown. All answers are 20 or less on the iPad and 10 or less on the iPod. Select the range of sums/minuends for the problem sets. Use manipulatives (and a "white board" on the iPad version) to help solve each problem. Includes an option to have the problem read aloud. Designed as part of the NumberSense program at Augustana College in Rock Island, IL.
Changes to iPad version: Set the range of sums/minuends from 1-5, 1-10, 1-20, 10-15, 15-20, 10-20. Select to use only addends and subtrahend/difference to 10 or include up to 20. Select whether or not to include zero as addend and subtrahend/difference.Changes to iPod version: Set the range of sums/minuends from 1-5 and 1-10 Now uses 4 inch screenThe problem type selection options have not changed. May still select addition and subtraction problems with start unknown, change unknown, and result unknown.