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 ...

Addition & subtraction with regrouping using different strategies to solve. In this lesson, students go over addition and subtraction with regrouping using different strategies to solve. Today we ...

You can add or subtract numbers in lots of different ways. You can use number lines, number bonds, fact families, 10 squares and counters, or even just writing the numbers down. Sometimes it is faster ...

Represent teen numbers with addition and subtraction equations involving one 10. Represent 10 using a number bond and 10-frame with a missing addend. Use Notice and Wonder with a 10-frame, connecting ...

“For some, common core is creating common confusion,” said education correspondent Rehema Ellis on a recent NBC News segment. The crux of the news piece was that parents are struggling to help their ...