(完整word版)小学一年级数学下册口算天天练

姓名:TOC \o "1-5" \h \z3 =12+ 6 =8 =5 =8 =8+ 5=5 =20+ 7 =9 =5 =9+ 4=18-9 =8 =9 =4 =17-9 =7 =6 =44+ 8-3