Antonio, Janice F. Math connections in the digital age : grade 7 / Janice F. Antonio [and four others] - Quezon City, Philippines : Sibs Publishing House, c2015. - vii, 417 pages : illustrations ; 26cm. ISBN: 978971001662 Subjects--Topical Terms: 1. Mathematics. Dewey Class. No.: Fil. 510 M426 2015