000 00381nam a2200145Ia 4500
020 _a0742427854
082 _b458
_a000
100 _a"Melissa Warner Hale, Krista Fanning"
245 0 _aIs that Correct? Checking Math Problems
260 _bThe McGrow Hill Companies
_aUSA
_c2004
300 _a32
944 _cR
999 _c256760
_d256760