Debug Algorithm
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Standard
Programs & methods
Cross Sum Puzzles (Free Version)
Includes instructions and the first six Cross Sum puzzles from Beast Academy's puzzle collection. Cross Sum puzzles give great practice for student using the standard addition algorithm with 3-digit numbers. Students fill missing digits to create two different sums. One can be read by tilting the grid to the left, and the other can be read by tilting the grid to the right. This free version includes instructions and the first 6 puzzles from the complete set. The Full Version includes 42 puzzles
2nd - 4th
Arithmetic, Basic Operations, Math
CCSS
2.NBT.B.7
, 3.NBT.A.2
, 4.NBT.B.4
Multi-Digit Multiplication BOOM CARDS™
⭐ Christmas-Themed BOOM CARDS™ to practice Multi-Digit Multiplication⭐ Download this deck of Boom Cards to your teacher account and assign them to your students for a quick check of their ability to multiply (3-digit by 2-digit) using the standard algorithm. Can be used as: Independent WorkStationsExit TicketEarly Finisher WorkInformal AssessmentExtension work for your high achieversNote:⭐Students will need scratch paper or whiteboards to show their work using the standard algorithm ⭐Students mu
3rd - 6th
Arithmetic, Basic Operations
CCSS
5.NBT.B.5
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