41

Name ______________________________________________ Date _________________

I n tege r s : Add and Subt rac t I n tege r s

Brain CrusherGet ready for fun, get ready for agony, get ready to solve a brain-crushing math square!Here’s how. Place the nine numbers in the integer bank into the empty squares so thatall of the columns and rows form correct mathematical sentences. All the numbers mustbe used once and there is only one answer. One of the numbers has been placed to getyou started.

INTEGER BANK –8 1 –3 11 –2 –1 9 –7 4

Ready for another one? This time the numbers are in the puzzle, but the operation signsare missing. Place subtraction or addition signs in the empty boxes so that all of thecolumns and rows form correct mathematical sentences.

+ =

–– –

+ =

+ =

== =

–8

–4 –11–7

1–7 –6

3 –5–8

1.

2.

�

=

=

=

== =

Amazing Math Puzzles & Mazes © Cindi Mitchell, Published by Scholastic Teaching Resources