Teachers, save “Subtract Decimals w/Base Ten Blocks” to assign it to your class.

Instructions: **Both problems indicate 4.12 - 1.25 using two different strategies. 1. Click the and complete the left-hand side of the screen titled "Standard Algorithm". 2. Complete the right-hand side of the screen titled "Base Ten Blocks". Show HOW you regrouped using the and making marks AND also show how you regrouped by placing the correct numbers of flats, rods, and units into each column. Hint: In order to add more flats (ones), tenths (rods), or hundredths (units) click the button that looks like (...) and then click 'add shapes'. There you will be able to add more base ten blocks to your demonstration.