Using Cross Number Puzzles to Add

Complete each Cross Number Puzzle and number sentence. The blocks in the bottom row of the puzzle may not always be the fewest blocks to match the total sum. You many want to draw another picture that shows fewest blocks.

5 ! 19 � � � ninety-five 95

NCTM Standards 1, 2, 6, 9, 10

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Challenge

Complete each Cross Number Puzzle.

96 ninety-six XCVI 2 ! 2 ! 2 ! 2 ! 2 ! 3

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MNENL07AWK3X_LAB_C05_085-108_v10.indd 96MNENL07AWK3X_LAB_C05_085-108_v10.indd 96 12/15/06 3:49:46 PM12/15/06 3:49:46 PM