300道四年级下册小数乘法口算题急!
2个回答

300道太多了吧

给你一些先做吧

做完再追问,继续给你发

1.87+63-21

2.54-45+65

3.24-21+54

4.98-95+54

5.54+88-87

6.54+52-84

7.20+84-87

8.21+77-45

9.54+82-12

10.62+59-45

11.51-54+51

12.87-78+99

13.24+54-51

14.54+84-215

15.87-51+55

16.87-72+91

17.85-58+46

18.62+12-85

19.25+58-54

20.61-54+81

21.52-21+15

22.54-21+78

23.81+62-58

24.56+84+84

25.49+89-11

26.96-27+15

27.95-25+48

28.94-84+86

29.65-45+25

30.54-96+85

31.88+21-37

32.69+97-27

33.14+48-58

34.25+95-46

35.36+62-57

36.53+31-39

37.43+94-48

38.76+25-28

39.89+60-16

40.94+84-38

41.65+50-19

42.52+35-27

43.11+15-28

44.24+64-26

45.47+31-25

46.58+97-34

47.84+46-25

48.95+95-20

49.61+75-13

50.12+65-12

51.73+45-32

52.86+25-21

53.99+85-12

54.38+16-54

55.15+34-54

56.24+94-28

57.81+76-58

58.42+31-49

59.53+98-26

60.26+84-35

61.39+45-19

62.68+11-28

63.85+94-24

64.44+34-28

65.31+32-38