Write the numbers in a vertical list, lining up the decimal points. If the numbers have a different amount of digits, there may be some gaps in the columns. Fill in any gaps with a zero so that each ...

Keep Learning is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, and ...

In fourth grade, students focus most on using all four operations - addition, subtraction, multiplication, and division - to solve multi-step word problems involving multi-digit numbers. Fourth-grade ...

Politicians have touted modern manufacturing as the solution for lifting the economy and providing good jobs. But today's manufacturing work requires strong math skills — not just adding and ...