Difference Demonstrate finding the difference in a variety of ways using this versatile number line

Find the difference number lines bridging 10          1U – U A          1U – U B

Find the difference number lines bridging next multiple of 10          TU – TU A          TU – TU B

Find the difference number lines bridging several multiples of 10          TU – TU A          TU – TU B

Find the difference number lines bridging 100          HTU – TU A          HTU – TU B

Find the difference number lines          HTU – HTU A          HTU – HTU B

Two digit number cards          0 – 50          50 – 100

Can you make it problems          TU – TU          HTU – TU          HTU – HTU