五年级下册分数乘法口算带答案
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/12 10:40:17
太简单了注:\代表分号,/代表除号,2\1表示二分之一,5+4\1=54\1表示5又4/1(带分数)5\6*5=65\4*2=5/82\1*4=244\5*2=2/53\1*5=3/57\2*6=7/
12÷3/5=12×(5/3)9÷6/7=9×(7/6)30÷5/6=30×(6/5)4×(3/2)=4÷2/3(4)÷5/7=4×7/53÷4/5=3×5/4(24)÷7/16=24×(16/7)A
1)2.9×0.5=答案:1.45(2)5.9×0.2=答案:1.18(3)3.6×7=答案:25.2(4)4.3×0.3=答案:1.29(5)5.9×9=答案:53.1(6)9.4×9=答案:84.
姓名:班级:时间:分数:852×12=456×33=125×63=456×22=963×41=756×34=369×64=853×23=456×45=896×35=984×65=874×24=148×
1.2/3 1/3 1/5 3/4 3/5 2/5 3/4 2/5 1/3 2/3 3/4 
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
17×40=100-63=3.2+1.68=2.8×0.4=14-7.4=1.92÷0.04=0.32×500=0.65+4.35=10-5.4=4÷20=3.5×200=1.5-0.06=0.75÷
17×40=100-63=3.2+1.68=2.8×0.4=14-7.4=1.92÷0.04=0.32×500=0.65+4.35=10-5.4=4÷20=3.5×200=1.5-0.06=0.75÷
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
2/3-3/2+5/4=?
1.45+15×6=1352.250÷5×8=4003.6×5÷2×4=604.30×3+8=985.400÷4+20×5=2006.10+12÷3+20=347.(80÷20+80)÷4=218.7
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
自己想
1.25*4=1002.125*8=10003.4*15=604.11*12=1325.11*25=275
为什么我提交不了5/3+7/6=17/61/2+1/3=5/61/2-1/3=1/61/2+3/4-3/10=19/202/9+5/6+1/3=25/184/5-3/10+2/3=7/61/2-3/4
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
一个:2/3-(1/4+1/5)=2/3-(5/20+4/20)=2/3-9/20=13/60
2/1*2=13/1*3=13/2*3=23/1*6=24/3*8=65/3*20=127/3*14=68/7*40=354/3*16=129/5*27=152/1*30=1512/7*24=1430
17×40=100-63=3.2+1.68=2.8×0.4=14-7.4=1.92÷0.04=0.32×500=0.65+4.35=10-5.4=4÷20=3.5×200=1.5-0.06=0.75÷
40x20x30=30x10x5=80x60x2=9000x5000x3000=