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Level 4

Lesson 2

1 / 70

8.1

5

8.3

2 / 70

3 / 70

14²

4 / 70

808 ÷ 8

5 / 70

102 × 15

6 / 70

12²

7 / 70

102 × 31

8 / 70

180

-6

83

-9

9 / 70

13 + 7.5 - 7

10 / 70

155

-4

55

-8

11 / 70

278

5

78

-7

12 / 70

145

-4

56

-3

13 / 70

0 ÷ 8

14 / 70

102 × 22

15 / 70

8.1

9

5.1

16 / 70

13

8.5

-5

17 / 70

17

5.2

-7

18 / 70

297

7

56

-3

19 / 70

11²

20 / 70

5.6

9

7.7

21 / 70

72 ÷ 8

22 / 70

182

-7

84

-7

23 / 70

293

8

82

-5

24 / 70

12

6.7

-3

25 / 70

175

-8

72

-6

26 / 70

146

5

63

-4

27 / 70

48 ÷ 8

28 / 70

299

4

88

-6

29 / 70

30 / 70

56 ÷ 8

31 / 70

14

2.8

-4

32 / 70

4.6

8

5.3

33 / 70

102 × 14

34 / 70

24 ÷ 8

35 / 70

102 × 34

36 / 70

136

-5

10

-8

37 / 70

25²

38 / 70

153

-8

83

-5

39 / 70

146

-2

89

-6

40 / 70

32 ÷ 8

41 / 70

42 / 70

13

9.8

-5

43 / 70

16 ÷ 8

44 / 70

102 × 28

45 / 70

13²

46 / 70

5.2

4

6.7

47 / 70

5.6

6

8.5

48 / 70

7.6

8

9.4

49 / 70

11

4.2

-5

50 / 70

278

6

83

-6

51 / 70

15²

52 / 70

8.1

7

6.3

53 / 70

11.9

7

7.6

54 / 70

11²

55 / 70

3.4

6

6.9

56 / 70

40 ÷ 8

57 / 70

102 × 45

58 / 70

193

4

72

-6

59 / 70

102 × 33

60 / 70

88 ÷ 8

61 / 70

176

7

56

-7

62 / 70

10

4.7

-7

63 / 70

135

-8

55

-1

64 / 70

16

2.8

-3

65 / 70

167

1

72

-6

66 / 70

134

-4

56

-6

67 / 70

102 × 42

68 / 70

149

4

63

-2

69 / 70

14

1.6

-2

70 / 70

102 × 43

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