United Office - Math Trainer CalculatorThe United Office Math Trainer Calculator is an educational tool designed to help children learn and practice basic arithmetic operations such as addition, subtraction, multiplication, and division. It serves as both a calculator and a training device, making learning math fun and interactive.SpecificationsBrand: United OfficeDimensions: 7.8x15.2x1.5cmMaterial: Made of durable plastic, suitable for frequent handling by kids. Display: LCD screen that shows equations and results.Contents: math trainer, protective hard case, button/coin cell battery, and instructionsColor: orangeFeaturesExtensive Math Practice 300,000 Math Problems - Offers a vast range of questions, providing ample practice opportunities for learners to improve their skills over time. Four Play Modes with Skill Levels: The device includes four distinct play modes tailored to differen..