Revisi per 28 Maret 2020 02.38 sunting Bekti Hermawan (bicara \| kontrib) 3 suntingan k Topik di Lihat Pula Tag: VisualEditor ← Revisi sebelumnya		Revisi per 28 Maret 2020 03.18 sunting balikkan RaymondSutanto (bicara \| kontrib) Birokrat, Pengecualian blokir IP, Pengurus 31.399 suntingan k ←Suntingan Bekti Hermawan (bicara) dibatalkan ke versi terakhir oleh AABot Tag: Pengembalian Revisi selanjutnya →
Baris 193: * [[plus and minus signs]] * [[pengurangan]] ~~[https://mathfor.fun~~ [[pengurangan tanpa meminjam]] [[sistem bilangan uner]] * [[Early numeracy]] Baris 203: * "[http://math.coe.uga.edu/TME/Issues/v10n2/5ross.pdf Subtraction in the United States: An Historical Perspective]", Susan Ross, Mary Pratt-Cotter, ''The Mathematics Educator'', Vol. 8, No. 1. * Browell, W.A. (1939). ''Learning as reorganization: An experimental study in third-grade arithmetic'', Duke University Press. Bekti Hermawan (2017) "''Matematika Ajaib''" - Litera Institute<ref>{{Cite web\|url=https://litera.institute\|title=Islamic Math Adventure\|last=Hermawan\|first=Bekti\|date=\|website=\|access-date=}}</ref>, ''Bahan Ajar Matematika Dasar Kelas 1 Sekolah Dasar'' == Pranala luar == [http://www.wdl.org/en/item/2863 "A Friendly Gift on the Science of Arithmetic"] is an Arabic document from the 15th century that talks about basic arithmetic. *"[https://mathfor.fun Mengurangi Tanpa Meminjam]" adalah ''Proses Hitung Pengurangan Dasar'' agar anak lebih teliti berhitung pengurangan. {{Elementary arithmetic}}

Aritmetika dasar: Perbedaan antara revisi