1. 1.4 + 3.6 1.4 + 3.6 ones tenths hundredths 0 0 1 1 5 5..

2. López and his men found 1.83 pounds of gold and 2.54 pounds of silver on a sunken ship. How many pounds of precious metal did they find in all? 1.83 + 2.54 1.83 + 2.54 7 7 1 1 3 3.. 4 4 pounds

3. 6.4 + 3.1 5 5 9 9..

4. 17.9 + 8.7 6 6 6 6.. 1 1 1 1 2 2

5. $42.06 + $37.67 7 7 9 9.. 1 1 7 7 3 3 $ $

6. 31.73 + 58.42 5 5 0 0.. 1 1 1 1 9 9 1 1

7. 4.3 − 2.7 6 6 1 1.. 3 3 13

8. López and his men want to see a beautiful reef located 4.62 miles from where they found gold and silver on a sunken ship. They have already sailed 3.53 miles towards the reef. How much further do they need to sail? 4.62 − 3.53 4.62 − 3.53 9 9 5 5 0 0.. 1 1 miles 12 miles

9. 18.5 − 4.7 8 8 3 3.. 7 7 15 1 1

10. 54.63 − 36.54 9 9 8 8.. 5 5 13 1 1 0 0 4 4 14

11. 93.4 − 12.1 3 3 1 1.. 8 8

12. 74.31 −20.49 2 2 3 3.. 2 2 11 5 5 8 8 3 3 12