小数乘法,除法口算题.(各20道)
问题描述:
小数乘法,除法口算题.(各20道)
答
1.5×4=2.5×4 = 0.13× 4=2.4÷0.8=5.4÷10=4.2×1000= 0.45÷0.15= 3.6÷0.1= O.75*0.8 = 8.5×100= 3.2÷100=0...
小数乘法,除法口算题.(各20道)
1.5×4=2.5×4 = 0.13× 4=2.4÷0.8=5.4÷10=4.2×1000= 0.45÷0.15= 3.6÷0.1= O.75*0.8 = 8.5×100= 3.2÷100=0...