一年级70以内减法口算练习题五三天天练精华版（10）带答案.docx

69-42 =67-44=68-45 =63-35 =61-51 =60-30=68-25 =69-32 =63-55 =60-50=70-25 =60-40=62-17=61-18=66-58=62-34=61-25=70-17 =70-53=67-30=64-39 =68-56=66-29=70-32 =69-33 =67-50=60-25 =69-21 =66-22 =62-58=66-42=62-40=63-55=64-10=63-54=60-49=63-30=64-32 =65-45 =65-47 =65-46=60-36=70-42=66-52 =68-35 =68-35 =67-20=66-34=65-33 =68-40=63-39 =68-38 =65-44=70-16=69-10=61-36=65-14=66-27=69-41 =68-39=65-48=68-46=60-51 =69-24=70-32 =68-37=68-57=62-31 =61-13 =70-57=61-37=65-47=69-34=61-22 =69-22 =61-49=67-27=65-31 =64-30=68-49=64-53 =65-42 =70-43=63-30=60-53 =60-20=60-32 =66-59=65-60=65-26=66-18 =69-43 =67-42 =60-39 =61-30=64-53 =61-57 =69-47 =60-51 =63-57 =63-43=61-24=60-47=62-30=66-17=70-41 =61-41 =60-28 =62-27 =67-35=62-13 =70-12 =61-19=63-56=64-11 =63-33=68-47=66-46=64-14=66-29=69-18=69-44=69-19=70-48=66-59=68-39=66-17=60-45=64-19=67-45 =60-32 =70-41 =69-42=2767-44=2368-45=2363-35=2861-51 = 1060-30=3068-25=4369-32=3763-55=860-50=1070-25=4560-40=2062-17=4561-18=4366-58=862-34=2861-25=3670-17=5370-53=1767-30=3764-39=2568-56=1266-29=3770-32=3869-33=3667-50=1760-25=3569-21=4866-22=4462-58=466-42=2462-40=2263-55=864-10=5463-54=960-49=1163-30=3364-32=3265-45=2065-47 = 1865-46=1960-36=2470-42=2866-52 = 1468-35=3368-35=3367-20=4766-34=3265-33=3268-40=2863-39=2468-38=3065-44=2170-16=5469-10=5961-36=2565-14=5166-27=3969-41=2868-39=2965-48=1768-46=2260-51=969-24=4570-32=3868-37=3168-57=1162-31=3161-13=4870-57=1361-37=2465-47=1869-34=3561-22=3969-22=4761-49=1267-27=4065-31 = 3464-30=3468-49=1964-53 = 1165-42=2370-43=2763-30=3360-53=760-20=4060-32=2866-59=765-60=565-26=3966-18=4869-43=2667-42=2560-39=2161-30=3164-53 = 1161-57=469-47=2260-51=963-57=663-43=2061-24=3760-47=1362-30=3266-17=4970-41=2961-41=2060-28=3262-27=3567-35=3262-13=4970-12=5861-19=4263-56=764-11=5363-33=3068-47=2166-46=2064-14=5066-29=3769-18=5169-44=2569-19=5070-48=2266-59=768-39=2966-17=4960-45 = 1564-19=4567-45=2260-32=2870-41=29