100 sixth grade score addition, subtraction, multiplication and division oral arithmetic problems
2.8×0.4= 1. 12 14-7.4=6.6, 1.92÷0.04=48, 0.32×500= 160,0.65+4.35= 5 10-5.4=4.6,4÷20=0.2, 3.5×200=700, 1.5-0.06= 1.44 0.75÷ 15=0.05, 0.4×0.8=0.32, 4×0.25= 1, 0.36+ 1.54=2 1.0 1×99=99.99, 420÷35= 12, 25× 12=300, 135÷0.5=270 3/4 + 1/4 = 1, 2 +4/9 =22/9, 3 - 2/3 =7/3, 3/4