Place Value: Tenths Sheet 5 - A math worksheet with 40 decimal addition problems to practice place value skills.

I'll solve this place value worksheet step by step, working through all 40 problems carefully.

Let me work through each problem:

Problems 1-20 (Addition):

1) 4 + 0.3 = 4.3
2) 7 + 0.8 = 7.8
3) 1 + 0.2 = 1.2
4) 10 + 5 + 0.3 = 15.3
5) 70 + 4 + 0.5 = 74.5
6) 80 + 0.9 = 80.9
7) 40 + 5 + 0.3 = 45.3
8) 10 + 0.6 + 4 = 14.6
9) 30 + 0.2 + 7 = 37.2
10) 100 + 0.8 + 5 = 105.8
11) 0.4 + 7 + 50 = 57.4
12) 0.9 + 20 + 6 = 26.9
13) 50 + 0.5 + 9 = 59.5
14) 100 + 0.2 + 26 = 126.2
15) 71 + 200 + 0.8 = 271.8
16) 50 + 7.8 = 57.8
17) 70 + 2.5 = 72.5
18) 30.6 + 7 = 37.6
19) 40.2 + 3 = 43.2
20) 107 + 80.6 = 187.6

Problems 21-40 (Finding the missing number):

21) 10 + ___ + 4 = 14.6
10 + 4 = 14
14.6 - 14 = 0.6
Answer: 0.6

22) 70 + 8 + ___ = 78.7
70 + 8 = 78
78.7 - 78 = 0.7
Answer: 0.7

23) 100 + 52 + ___ = 152.2
100 + 52 = 152
152.2 - 152 = 0.2
Answer: 0.2

24) 0.3 + ___ + 200 = 240.3
0.3 + 200 = 200.3
240.3 - 200.3 = 40
Answer: 40

25) 0.6 + 90 + ___ = 96.6
0.6 + 90 = 90.6
96.6 - 90.6 = 6
Answer: 6

26) 52 + ___ + 100 = 152.7
52 + 100 = 152
152.7 - 152 = 0.7
Answer: 0.7

27) 30 + 0.8 + ___ = 230.8
30 + 0.8 = 30.8
230.8 - 30.8 = 200
Answer: 200

28) 70.5 + 100 + ___ = 172.5
70.5 + 100 = 170.5
172.5 - 170.5 = 2
Answer: 2

29) 200 + 50.6 + ___ = 259.6
200 + 50.6 = 250.6
259.6 - 250.6 = 9
Answer: 9

30) ___ + 6.7 + 100 = 176.7
6.7 + 100 = 106.7
176.7 - 106.7 = 70
Answer: 70

31) 8.3 + ___ + 40 = 848.3
8.3 + 40 = 48.3
848.3 - 48.3 = 800
Answer: 800

32) 80 + 300 + ___ = 382.4
80 + 300 = 380
382.4 - 380 = 2.4
Answer: 2.4

33) 600 + 90 + ___ = 698.6
600 + 90 = 690
698.6 - 690 = 8.6
Answer: 8.6

34) 720 + ___ = 727.9
727.9 - 720 = 7.9
Answer: 7.9

35) ___ + 130 = 135.7
135.7 - 130 = 5.7
Answer: 5.7

36) 200 + ___ = 247.6
247.6 - 200 = 47.6
Answer: 47.6

37) 700 + ___ = 781.3
781.3 - 700 = 81.3
Answer: 81.3

38) ___ + 8 = 68.2
68.2 - 8 = 60.2
Answer: 60.2

39) 9 + ___ = 129.5
129.5 - 9 = 120.5
Answer: 120.5

40) 200.6 + ___ = 257.6
257.6 - 200.6 = 57
Answer: 57

Final Answer:
1) 4.3
2) 7.8
3) 1.2
4) 15.3
5) 74.5
6) 80.9
7) 45.3
8) 14.6
9) 37.2
10) 105.8
11) 57.4
12) 26.9
13) 59.5
14) 126.2
15) 271.8
16) 57.8
17) 72.5
18) 37.6
19) 43.2
20) 187.6
21) 0.6
22) 0.7
23) 0.2
24) 40
25) 6
26) 0.7
27) 200
28) 2
29) 9
30) 70
31) 800
32) 2.4
33) 8.6
34) 7.9
35) 5.7
36) 47.6
37) 81.3
38) 60.2
39) 120.5
40) 57