Recognize numbers without counting and understand the place value of three-digit numbers. Ms. Knarr will teach the students of Teaching in Room 9 to recognize numbers without counting and understand ...

Children begin to understand number place value by age 3—much earlier than previously believed, according to a new study in Child Development— and they may be ready for more substantive math lessons ...

When you do not need to speak or write about exact quantities or measures, learning to round decimals can be useful. Rounding decimals is useful when making an estimation. The process is similar to ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. Hello Brainiacs. It's Ms Kirszman. Time to get mathematical. Okay, let's warm up our brains. I've got a ...