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五年级数学口算精选800题

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五年级数学口算精选800题

9.9×6.4-(2.5+0.24)= 6.5×9.5+6.5×0.5 = 0.35×1.6+0.35×3.4 = 6.72-3.28-1.72 = 0.45+6.37+4.55 = 4.8×46+4.8×54 = 5.4+6.9×3-(25-2.5)= 2×41846-620-380=

0.8+0.8×2.5 = 1.25×3.6×8×2.5-12.5×2.4 = 28×12.5-12.5×20 = 23.65-(3.07+3.65) = 1.65×99+1.65 = (4+0.4×0.25)8×7×1.25 = 27.85-(7.85+3.4) = 487.8×9.9+0.78= (1010+309+4+681+63×9146×782×6×854 = 5.15120-36×4÷18+35 = (58+37)÷(64-9×5)= (6.8-6.80.12× 4.8÷0.12×4.8= 6-1.6(3.2×1.5+2.5)÷1.6= 3.27.2÷0.8-1.2×5= 6-1.196.5×(4.8-1.2×4)= 0.6810.15-10.75×0.4-5.7= 5.832.52-(6+9.728÷3.2)×2.5= [12×6÷7.2-6= 5.412×6÷(12-7.2)-6= 0.25(1.2+8.8)×0.4= 120-144方程:

88x+43=8579 x=97

36x+58=2974 x=81 13x+25=1247 x=94

×1.25+50×1.25×0.2×8 = )×12= ×7/8+6.1-0.60625= 284+16)×(512-8208÷18)= ×0.55)÷8.5= ÷4= 5.38+7.85-5.37= ×(1.5+2.5)÷1.6= ×3-0.43= ×1.9+0.32×1.9=

×(3.87-0.13)+4.2×3.74= (7.1-5.6)×0.9-1.15] ÷2.5= ÷[2.6×(3.7-2.9)+0.62]= ×3.97×4= ÷18+35 89x-31=4063 x=46

27x+40=445 x=15

83x-90=1653 x=21

6 / 18

(五年级数学口算精选800题

29x-35=545 x=20

95x+94=1044 x=10

97x+81=954 x=9 50x-99=3101 x=64 80x+17=1777 x=22 17x-37=609 x=38 88x+30=2758 x=31 80x+85=565 x=6 49x+43=827 x=16 99x-98=6139 x=63

62x+77=6153 x=98

38x-15=2037 x=54

44x+23=1387 x=31

83x-38=4444 x=54

60x+83=3203 x=52

21x+90=489 x=19

22x+23=2135 x=96

37x+28=509 x=13

7 / 18

五年级数学口算精选800题

67x+39=5466 x=81

9x-48=744 x=88

92x+67=1079 x=11 43x-94=637 x=17

38x+45=2021 x=52 64x-67=2813 x=45 5x-96=94 x=38 84x-56=4732 x=57 26x-61=2513 x=99 9x+86=500 x=46

38x-69=2933 x=79

23x-40=696 x=32

48x-92=1684 x=37

39x+52=2470 x=62

56x-86=2770 x=51

96x+95=3935 x=40

8 / 18

五年级数学口算精选800题

21x-70=1988 x=98

68x+91=4103 x=59

72x+15=7071 x=98 53x+65=1443 x=26

83x-63=7656 x=93 5x-67=48 x=23

47x+64=1944 x=40 46x-74=4112 x=91

38x+38=1178 x=30 74x-34=6700 x=91

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= 0.4×0.8= 4×0.25= 0.36+1.54= 1.01×99= 420÷35= 25×12= 135÷0.5= 3/4 + 1/4 = 9 / 18

1÷5= 6÷12= 0.87-0.49= 17×40= 100-63= 3.2+1.68= 2.8×0.4= 14-7.4=

五年级数学口算精选800题

10-5.4= 4÷20= 3.5×200= 1.5-0.06= 0.75÷15= 3.5×200= 0.36+1.54= 4×0.25= 1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 = 3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 = 0.51÷17= 32.8+19= 5.2÷1.3= 1.6×0.4= 4.9×0.7= 1÷5= 6÷12= 0.87-0.49= 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=

2 + 4/9 = 3 - 2/3 = 3/4 - 1/2= 1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 = 3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 = 0.51÷17= 32.8+19= 5.2÷1.3= 1.6×0.4= 4.9×0.7= 1÷5= 6÷12= 0.87-0.49= 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÷15= 10 / 18

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÷15= 0.4×0.8= 4×0.25= 0.36+1.54= 1.01×99= 420÷35= 25×12= 135÷0.5= 3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2= 1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 = 3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 = 0.51÷17= 32.8+19= 5.2÷1.3= 1.6×0.4= 4.9×0.7=

五年级数学口算精选800题

五年级数学口算精选800题9.9×6.4-(2.5+0.24)=6.5×9.5+6.5×0.5=0.35×1.6+0.35×3.4=6.72-3.28-1.72=0.45+6.37+4.55=4.8×46+4.8×54=5.4+6.9×3-
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