Add and subtract masses in kilograms

Work in kilograms. Write the number only.

1. Two bag of rices have masses of 5 kg and 20 kg. What is their total mass in kg?
2. Two bag of rices have masses of 4 kg and 22 kg. What is their total mass in kg?
3. A jar of honey has a mass of 16 kg. 15 kg is used. How much is left in kg?
4. Two sack of flours have masses of 9 kg and 17 kg. What is their total mass in kg?
5. Two carton of eggss have masses of 32 kg and 17 kg. What is their total mass in kg?
6. Two jar of honeys have masses of 24 kg and 23 kg. What is their total mass in kg?
7. Two carton of eggss have masses of 12 kg and 8 kg. What is their total mass in kg?
8. A bag of oranges has a mass of 35 kg. 14 kg is used. How much is left in kg?
9. Two bag of orangess have masses of 13 kg and 23 kg. What is their total mass in kg?
10. Two bag of orangess have masses of 52 kg and 44 kg. What is their total mass in kg?
11. A sack of flour has a mass of 39 kg. 12 kg is used. How much is left in kg?
12. Two bag of rices have masses of 12 kg and 47 kg. What is their total mass in kg?
13. Two sack of flours have masses of 155 kg and 211 kg. What is their total mass in kg?
14. A jar of honey has a mass of 379 kg. 257 kg is used. How much is left in kg?
15. A carton of eggs has a mass of 223 kg. 119 kg is used. How much is left in kg?
16. Two box of cereals have masses of 160 kg and 280 kg. What is their total mass in kg?
17. A box of cereal has a mass of 479 kg. 294 kg is used. How much is left in kg?
18. A bag of rice has a mass of 585 kg. 416 kg is used. How much is left in kg?
19. Two box of cereals have masses of 243 kg and 281 kg. What is their total mass in kg?
20. A carton of eggs has a mass of 899 kg. 793 kg is used. How much is left in kg?