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Grade 3 Math: Number & Operations in Base Ten

3rd grade math worksheets and activities for number & operations in base ten (Common Core 3.NBT): printable mystery worksheets, CSI cases and digital escape rooms.

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Showing 73–74 of 74
Rounding to the nearest 10 and 100 worksheets 3rd grade mystery detectiveRounding to the Nearest 10 and 100Mystery Detective Worksheets · Grades 3–4
$4.50
3-digit addition with regrouping worksheets 3rd grade pirate mystery detective3-Digit Addition with RegroupingMystery Detective Worksheets · Grade 3
$4