Curated OER
It All Adds Up -- Puzzle #17
In this addition matrix puzzle worksheet, students insert 8 numbers that make the puzzle add up horizontally, vertically, and diagonally.
Curated OER
It All Adds Up - Puzzle Matrix #20
In this addition puzzle matrix activity, students determine what 8 numbers are missing from the matrix. They insert the proper numbers to make the numbers add up vertically, horizontally, and diagonally.
Curated OER
It All Adds Up -- Puzzle #30
In this addition matrix puzzle worksheet, students insert 8 numbers that make the puzzle add up horizontally, vertically, and diagonally.
Curated OER
It All Adds Up -- Puzzle #15
In this addition matrix puzzle worksheet, students insert 8 numbers into the matrix so the numbers add up diagonally, vertically, and horizontally.
Curated OER
It All Adds Up -- Puzzle- Addition Matrix
In this addition matrix puzzle #24 learning exercise, students decipher the 8 numbers that need to be added to the puzzle so that each row, column, and diagonal adds up.