数学计算题:(-1.25)+3.85+(+3.875)+(-3 1/4)+(-1/2)+1.15+(-3 7/8) 写算式哦

问题描述:

数学计算题:(-1.25)+3.85+(+3.875)+(-3 1/4)+(-1/2)+1.15+(-3 7/8) 写算式哦

(-1.25)+3.85+3.875+(-3 1/4)+(-1/2)+1.15+(-3 7/8)
=2.6+0.625+0.65+(-3 7/8)
=3.225+(-3.225)
=0