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Wednesday 26 March 2014

Math Adding and subtracting numbers

1. 2.34 + 3.56 = 5.90
 -0.44   +0.44
1.90 + 4.00 = 5.90

2. 7.32 + 3.92 = 11.24
 -0.08  +0.08
7.24 + 4.00 = 11.24

3. 12.45 + 12.99 = 25.44
 -0.01      +0.01
12.44 + 13.00 = 25.44

4. 45.05 + 193.03 = 238.08
 -6.97     +6.97
38.08 + 200.00 = 238.08

5. 385.32 + 59.07 = 444.39
 -0.93     +0.93
384.39 + 60.00 = 444.39

6. 83.35 - 33.92 = 49.43
 -3.92    -3.92
79.43 - 30.00 =  49.43

7. 72.83 - 12.92 = 59.91
+00.08   +0.08  
72.91 - 13.00 = 59.91

8. 28.48 - 12.03 = 16.45
  -00.03  -00.03
28.45 - 12.00 = 16.45

9. 37.03 - 13.04 = 23.99
  -00.04 -00.04
36.99 - 13.00 = 23.99

10. 853.37 - 384.44 = 468.93
 +015.56    +015.56
868.93 - 400.00 = 468.93

11. 84.01 - 38.38 = 46.63
   +02.62  +02.63
85.63 - 40.00 = 46.63

12. 484.93 - 375.53 = 109.40
  +024.47  +024.47

509.40 - 400.00 = 109.40

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