五年级下册口算题十道
2024-01-15
17×40=680,100-63=37,3.2+1.68=4.88,2.8×0.4=1.1214-7.4=6.6,1.92÷0.04=48,0.32×500=160,0.65+4.35=510-5.4=4.6,4÷20=0.2,3.5×200=700,1.5-0.06=1.440.75÷15=0.05,0.4×0.8=0.32,4×0.25=1,0.36+1.54=21、01×99=99.99,420÷35=12,25×12=300,135÷0.5=2...