Teachers, save “Subtracting Tens” to assign it to your class.

Use ten-frames and draw your own counters to subtract the numbers shown. Make sure to draw an x on the frames that are being subtracted. 1. Tap 2. Tap and to explain your thinking. Make sure to draw your own counters in the ten-frames. Erase every time you start a new subtraction. 3. Tap to submit to your journal.