四年级小数加减法计算题(共10页).doc

四年级下册计算题库（一）小数的加法和减法1.小数数位相同的加减法（竖式计算）5.5+4.5= 3.27-2.49= 11.65-7.39=19.01-7.99= 7.51+0.49= 5.48-3.25=4.8+18.9= 10.3+58.7= 8.03-4.56=9.03-8.57= 4.17+2.53= 5.07-0.98=5.67-0.73= 13.18+5.27= 5.16+7.89=26.8+3.02= 6.07-4.993= 3.7+2.36=15.4+2.97= 10.2-8.75= 7.81-3.735=12.16+5.347= 0.4-0.125= 18.7+3.96=9.6+4.78= 5.67-0.845= 0.506-0.19=11.04-7.3= 1.