Loch Ness Monster
Mixed Addition And Subtraction Worksheet for Grade 3

Find nessie on a 7 by 7 grid.

Themes: Nessie | Santa's Village | Spaceships | Unicorns

Grid size: 7x7

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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

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Grade 3 Addition Subtraction