Find nessie on a 7 by 7 grid.
Grid size: 7x7
There are unknown creatures in the lake! Search for all 6 animals. Look in all the squares below by solving each problem. If an answer matches one in Found, mark the square with an O.
Mixed addition and subtraction of three digit numbers with regrouping, then a rounding to 100 operation
Common Core Standards: 2.NBT.7 3.NBT.3 3.NBT.1