二（上）数学口算题卡(1)

二年级上册数学口算题训练，假期练习89-37=48+23=86-54=84-48=56-28=54+37=98-56=42-19=44+39=62+12=72-54=76-37=56-36=69-31=51-39=57-48=54+28=40-29=78-69=59+19=35+17=75-59=70+19=22+55=16+27=54-29=67-60=93-56=52-27=54+29=27+36=48+48=72-37=55-47=60-38=24+38=16+23=46-28=43-27=79-64=85-50=23+32=63-27=62+19=65-36=60+25=53+28=73+29=36-25=42-23=57-16=48-26=63+25=98-48=42-32=42-19=35-16=24+58=63-25=27+16=52-17=77-28=68-39=26+17=45-36=74+18=53-35=53-35=63+37=47+19=42-29=53-39=