這是五年級數學,誰來幫幫忙,,要算式還要是怎麼算的

2022-02-16 10:35:08 字數 7101 閱讀 6367

1樓:匿名使用者

1、方柱粉刷面積為

(底邊1*高+底邊2*高+底邊3*高+底邊4*高)*幾根=周長*高*幾根=4*1.2*4=19.2

2、3段後,共增加了4個方截面的面積:

每段表面積=上底面積+下底面積+側面積=64/4*2+根號(64/4)*1=32+4=36

3、正方體是6麵體,就是說其表面積=6*乙個面的面積

4、三條稜就是其長寬高,用公式其表面積為=長*寬*2+長*高+寬*高*2

5、(1)寬*4*4=24(假定高=寬)(總稜長為4*(長+寬+高)=4*(2*寬+寬+寬)

寬=6/4

(2)寬*5*4=24(假定高=長)

寬=6/5

2樓:匿名使用者

1、(1.2/4)*4*4=4.8(m^2)2、3段後,共增加了4個方截面的面積:

每段表面積=上底面積+下底面積+側面積=64/4*2+根號(64/4)*1=32+4=36

3、正方體是6麵體,就是說其表面積=6*乙個面的面積4、三條稜就是其長寬高,用公式其表面積為=長*寬*2+長*高+寬*高*2

5、(1)寬*4*4=24(假定高=寬)(總稜長為4*(長+寬+高)=4*(2*寬+寬+寬)

寬=6/4

(2)寬*5*4=24(假定高=長)

寬=6/5

3樓:匿名使用者

1. 1.2x4=4.8

4.8x4=19.2

2. 3÷3=1

64÷4=16

16cm2=0.16m2

1x0.16=0.163

4樓:匿名使用者

19.2

36.25

6280

4 8 4

5樓:匿名使用者

去死吧 這題都不會 太垃圾了

小學五年級下冊數學口算題60道,幫幫忙今天就要!!!!

6樓:禕詩懷

1.45+15×6=

2.250÷5×8=

3.6×5÷2×4=

4.30×3+8=

5.400÷4+20×5=

6.10+12÷3+20=

7.(80÷20+80)÷4=

8.70+(100-10×5)=

9.360÷40=

10.40×20=

11.80-25=

12.70+45=

13.90×2=

14.16×6=

15.300×6=

16.540÷9=

17.30×20=

18.400÷4=

19.350-80=

20.160+70=

21.18-64÷8=

22.42÷6+20=

23.40-5×7=

24.80+60÷3=

25.41+18÷2=

26.75-11×5=

27.42+7-29=

28.5600÷80=

29.25×16=

30.120×25=

31.36×11=

32.1025÷25=

33.336+70=

34.25×9×4=

35.200-33×3=

36.3020-1010=

37.12×50=

38.25×8=

39.23×11=

40.125÷25=

41.4200-2200=

42.220+80=

43.20×8×5=

44.600-3×200=

45.20+20÷2=

46.35-25÷5=

47.36+8-40=

48.2800÷40=

49.98÷14 =

50.96÷24 =

51.56÷14 =

52.65÷13 =

53.75÷15 =

54.120÷24 =

55.200÷25 =

56.800÷16 =

57.840÷21 =

58.560÷14 =

59.390÷13 =

60.600÷15 =

61.72÷24 =

62.85÷17 =

63.90÷15 =

64.96÷16 =

65.78÷26 =

66.51÷17 =

67.80÷40 =

68.100÷20 =

69.100÷4 =

70.240÷40 =

71.920÷4 =

72.300÷60=

73.64÷2 =

74.64÷4 =

75.50÷5 =

76.60÷8 =

77.96÷4 =

78.90÷6 =

79.400+80 =

80.400-80 =

81.40×80 =

82.400÷80 =

83.48÷16 =

84.96÷24 =

85.160×5=

86.4×250=

87.0×518=

88.10×76=

89.36×10=

90.15×6=

91.24×3=

92.5×18=

93.26×4=

94.7×15=

95.32×30=

96.40×15=

97.60×12=

98.23×30=

99.30×50=

100.5×700=

1.45+15×6=

2.250÷5×8=

3.6×5÷2×4=

4.30×3+8=

5.400÷4+20×5=

6.10+12÷3+20=

7.(80÷20+80)÷4=

8.70+(100-10×5)=

9.360÷40=

10.40×20=

11.80-25=

12.70+45=

13.90×2=

14.16×6=

15.300×6=

16.540÷9=

17.30×20=

18.400÷4=

19.350-80=

20.160+70=

21.18-64÷8=

22.42÷6+20=

23.40-5×7=

24.80+60÷3=

25.41+18÷2=

26.75-11×5=

27.42+7-29=

28.5600÷80=

29.25×16=

30.120×25=

31.36×11=

32.1025÷25=

33.336+70=

34.25×9×4=

35.200-33×3=

36.3020-1010=

37.12×50=

38.25×8=

39.23×11=

40.125÷25=

41.4200-2200=

42.220+80=

43.20×8×5=

44.600-3×200=

45.20+20÷2=

46.35-25÷5=

47.36+8-40=

48.2800÷40=

49.98÷14 =

50.96÷24 =

51.56÷14 =

52.65÷13 =

53.75÷15 =

54.120÷24 =

55.200÷25 =

56.800÷16 =

57.840÷21 =

58.560÷14 =

59.390÷13 =

60.600÷15 =

61.72÷24 =

62.85÷17 =

63.90÷15 =

64.96÷16 =

65.78÷26 =

66.51÷17 =

67.80÷40 =

68.100÷20 =

69.100÷4 =

70.240÷40 =

71.920÷4 =

72.300÷60=

73.64÷2 =

74.64÷4 =

75.50÷5 =

76.60÷8 =

77.96÷4 =

78.90÷6 =

79.400+80 =

80.400-80 =

81.40×80 =

82.400÷80 =

83.48÷16 =

84.96÷24 =

85.160×5=

86.4×250=

87.0×518=

88.10×76=

89.36×10=

90.15×6=

91.24×3=

92.5×18=

93.26×4=

94.7×15=

95.32×30=

96.40×15=

97.60×12=

98.23×30=

99.30×50=

100.5×700=

1.45+15×6=

2.250÷5×8=

3.6×5÷2×4=

4.30×3+8=

5.400÷4+20×5=

6.10+12÷3+20=

7.(80÷20+80)÷4=

8.70+(100-10×5)=

9.360÷40=

10.40×20=

11.80-25=

12.70+45=

13.90×2=

14.16×6=

15.300×6=

16.540÷9=

17.30×20=

18.400÷4=

19.350-80=

20.160+70=

21.18-64÷8=

22.42÷6+20=

23.40-5×7=

24.80+60÷3=

25.41+18÷2=

26.75-11×5=

27.42+7-29=

28.5600÷80=

29.25×16=

30.120×25=

31.36×11=

32.1025÷25=

33.336+70=

34.25×9×4=

35.200-33×3=

36.3020-1010=

37.12×50=

38.25×8=

39.23×11=

40.125÷25=

41.4200-2200=

42.220+80=

43.20×8×5=

44.600-3×200=

45.20+20÷2=

46.35-25÷5=

47.36+8-40=

48.2800÷40=

49.98÷14 =

50.96÷24 =

51.56÷14 =

52.65÷13 =

53.75÷15 =

54.120÷24 =

55.200÷25 =

56.800÷16 =

57.840÷21 =

58.560÷14 =

59.390÷13 =

60.600÷15 =

61.72÷24 =

62.85÷17 =

63.90÷15 =

64.96÷16 =

65.78÷26 =

66.51÷17 =

67.80÷40 =

68.100÷20 =

69.100÷4 =

70.240÷40 =

71.920÷4 =

72.300÷60=

73.64÷2 =

74.64÷4 =

75.50÷5 =

76.60÷8 =

77.96÷4 =

78.90÷6 =

79.400+80 =

80.400-80 =

81.40×80 =

82.400÷80 =

83.48÷16 =

84.96÷24 =

85.160×5=

86.4×250=

87.0×518=

88.10×76=

89.36×10=

90.15×6=

91.24×3=

92.5×18=

93.26×4=

94.7×15=

95.32×30=

96.40×15=

97.60×12=

98.23×30=

99.30×50=

100.5×700=

希望可以幫到你o(∩_∩)o~

7樓:雨蓮心欣戀

20÷4= 30÷6= 24÷4= 8÷4= 10÷5= 42÷6=

24÷3= 20÷5= 4÷2= 18÷3= 12÷6= 12÷3=

15÷5= 16÷4= 30÷5= 24÷6= 25÷5= 20+5=

18÷3= 8×6= 39-24= 32÷8= 19-7= 12+6=

12÷6= 30÷6= 15÷3= 25÷5= 20÷5= 24÷4=

20÷4= 15+6= 36÷6= 8+12= 15÷5= 27-8=

8÷4= 10÷2= 5×7= 25+19= 9÷3= 30÷5=

20÷4= 16÷4= 25+5= 3×6= 18÷3= 30+6=

25÷5= 3×4= 20÷5= 24÷4= 18-6= 6×2=

15*4= 25*2= 16/4= 100÷20 = 40*2.5= 800/5=

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