Rapid math tricks and tips:
Julius, H. Edward
Rapid math tricks and tips: 30 days to number power Edward H. Julius - New York John Wiley 1992 - ix, ill.(cartoons): 229p.; 25 cm.
0-471-57563-1
Arithmetic
QA 111 .J85 1992
Rapid math tricks and tips: 30 days to number power Edward H. Julius - New York John Wiley 1992 - ix, ill.(cartoons): 229p.; 25 cm.
0-471-57563-1
Arithmetic
QA 111 .J85 1992