小学数学常考《口算练习86道》

小学数学常考《口算练习86道》


简介:
2.2+8.39=10.59 5.33-1.12=4.21 3.43-3.37=0.06 4.03+6.26=10.29 8.71-7.13=1.58 5.47+9.62=15.09 2.89+9.01=11.9 8.39-8.26=0.13 8.1-4.38=3.72 4.93-3.41=1.52 9.77+4.77=14.54 8.57-1.01=7.56 4.95+8=12.95 4.24+6.2=10.44 4.62+1.62=6.24 2.87+7.5=10.37 8.73+5=13.73 4.6-2.53=2.07 9.88+5.24=15.12 4.77-4.41=0.36 4.79-3.55=1.24 8.06-1.51=6.55 8.64+3.53=12.17 5.82+1.62=7.44