This PowerPoint slideshow is fully-animated. Just click and go. A five minute math warm-up: adding and subtracting within 1000, multiplying and dividing within 100, comparing fractions, equivalent fractions, telling time to the nearest minute, measurement, identifying number patterns, recognizing geometric shapes, odd and even, word name, counting coins. Students have five seconds to solve each problem, and then the answer pops up. Immediate feedback, and on to the next slide! 40 problems