In this updated activity, students will explore the unique naming system of the Lunar New Year, which combines the Heavenly Stems and Earthly Branches. Without explicitly introducing the term "L...
36 x 25 = 900 480 x 25 =12,000 924 x 2.5 = 2,310
Can you see any tricks for doing these calculations in your head?
An editable Word docx, solutions/hints, and a PowerPoi...
This activity is the first in our series on mental math tricks. Let your students develop their own individual way of mentally multiplying by 0.5, 5, 50, 500, and so on. We have a litt...