一年级70以内加法减法口算混合练习题五三天天练精华版（1）带答案.docx

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1、67-21 =70-55=62-42=69-42=20+26=30+22=31+24=29+20=70-60=68-49=66-42 =62-22 =26+26=32+31 =29+30=27+22=70-17=64-19=63-18 =67-42=30+29=33+24=30+23 =22+21 =68-45=65-12=68-30=67-27=27+24=25+32 =32+20=32+30=70-48=68-39=65-58 =69-53=20+24=21+23=23+33 =22+35=68-36=61-14=67-48 =66-39=22+22=26+27=28+24=26+27=6

2、5-31 =60-17 =67-18 =66-18=30+32=25+33=34+30=27+24=68-26=61-20=61-48 =68-32=31+28=25+28=29+32 =27+25=63-56=69-53=62-31 =66-42=24+21 =20+32=27+35 =34+26=65-27=69-20=67-18 =66-58=25+31 =27+21 =25+30 =24+24=66-46=61-44=66-46=70-58=26+33=35+23=26+22 =20+35=67-55=64-35=65-26=60-24=35+26=23+24=22+23 =25+26

3、=60-50=60-33=61-31 =69-40=34+31 =24+25=30+34=31+34=67-26=64-16=66-33 =69-36=35+24=27+34=32+29 =34+32=63-18=66-42=62-57=68-13=35+27=26+20=34+34=30+22=61-40=62-38=60-38 =61-22=32+21 =33+30=30+28 =28+28=67-35=61-21 =70-51 =67-18=30+31 =23+35 =23+27=29+23=61-45=70-23=65-16=60-40=28+23=27+29=29+29 =31+31

4、 =61-42=63-57=61-27=70-44=22+26=31+35=26+35 =28+20=69-45=68-53=68-49 =62-17=67-21=4670-55=1562-42=2020+26=4630+22=5231+24=5570-60=1068-49 = 1966-42=2426+26=5232+31=6329+30 = 5970-17=5364-19=4563-18=4530+29=5933+24=5730+23 = 5368-45=2365-12=5368-30=3827+24=5125+32=5732+20 = 5270-48=2268-39=2965-58=72

5、0+24=4421+23=4423+33 = 5668-36=3261-14=4767-48 = 1922+22=4426+27=5328+24=5265-31=3460-17=4367-18=4969-42=2729+20=4962-22=4027+22=4967-42=2522+21=4367-27=4032+30=6269-53=1622+35=5766-39=2726+27=5366-18=4830+32=6225+33=5834+30=6427+24=5168-26=4261-20=4161-48 = 1368-32=3631+28=5925+28=5329+32=6127+25=5

6、263-56=769-53=1662-31 = 3166-42=2424+21=4520+32=5227+35=6234+26=6065-27=3869-20=4967-18=4966-58=825+31=5627+21=4825+30=5524+24=4866-46=2061-44=1766-46=2070-58=1226+33=5935+23=5826+22=4820+35=5567-55=1264-35=2965-26=3960-24=3635+26=6123+24=4722+23=4525+26=5160-50=1060-33=2761-31 = 3069-40=2934+31=652

7、4+25=4930+34=6431+34=6567-26=4164-16=4866-33 = 3369-36=3335+24=5927+34=6132+29=6134+32=6663-18=4566-42=2462-57=568-13=5535+27=6226+20=4634+34=6830+22=5261-40=2162-38=2460-38=2261-22=3932+21=5333+30=6330+28 = 5828+28=5667-35=3261-21=4070-51 = 1967-18=4930+31=6123+35=5823+27=5029+23=5261-45=1670-23=4765-16=4960-40=2028+23=5127+29=5629+29 = 5831+31=6261-42=1963-57=661-27 = 3470-44=2622+26=4831+35=6626+35=6128+20=4869-45=2468-53=1568-49 = 1962-17=45