Hello, I’m Mr Smith, and together we’re going to learn about adding a one digit number to numbers that have up to three digits. I’m going to show you some clever tricks that will help you picture the ...

(happy music) (springing) (creaking) (squeaking) - [Kids] Math Mights! - Welcome first grade Math Mights. I'm Mrs. Markavich, and I'm so excited that you're here with me today. Let's take a look at ...

Students use place value and expanded form to subtract 3-digit numbers. Students apply phonics skills to learn about the preconsonantal nasal -ng and the strategy of a KWL chart. Students use place ...

The common-core math standards require that students learn the standard algorithm for multi-digit adding and subtracting—you know, the process in which you line the numbers up vertically to add or ...