TY  - GEN
AU  - Duncan.R,Ernest
TI  - Modern school mathematics; structure and use / 
U1  - 510,DUN 
PY  - 1970///
CY  - California
PB  - department of education
KW  -   mathematics
N1  - Numbers to 10 Sums to 6 (Page-1), Sums of 7-10 (Page-33), Geometry Measurement (Page-65), Numbers to 99 Sums of 11-13 (Page-93), Sums of 14-18 (Page-123), Addition and Subtraction (Page-153), Money Addition (Page-185), Geometry- Fractions (Page-217), Subtraction Hundreds (Page-249), Multiplication 2 and 5 (Page-281), Multiplication 3 and 4 (Page-301)
ER  -