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# Grade 5 Online Lessons on Mass: Questions and Answers

Course Content

1. Relationship between the kilogram and the gram

2. Addition of kilograms and grams with and without conversion

3. Subtraction of kilograms and grams with and without conversion

4. Multiplication of kilograms and grams by whole numbers

5. Division of kilograms and grams....

Lessons (**47**)

- 1.
Complete the table. (grams and kilograms)

1m 39s - 2.
Convert each of the following to grams:a) 11 kgb) 23 kg

0m 49s - 3.
Change each of the following into grams:a) 5 kg 350 gb) 20 kg 750 g

1m 36s - 4.
Mutua had b kg of flour. What was the mass of the flour in grams?

0m 58s - 5.
Maria bought 15 kg 200 g of rice. What was the mass of the rice in grams?

1m 7s - 6.
The mass of a kid was 7 kg 330 g. Convert the mass of the kid into grams.

1m 19s - 7.
Copy and complete the table.( convert grams to kilograms)

2m 9s - 8.
Convert to kilograms:a) 11 000 gb) 42 000 g

1m 12s - 9.
Convert to kilograms and grams:a) 3 270 gb) 9 080 g

1m 45s - 10.
A mother took a baby to a clinic. The mass of the baby was recorded as 8 315 g. What was the mass of the baby in kilograms and grams?

1m 38s - 11.
Grade Five pupils went on a study tour. Each group was given packed lunch of mass 2 685 g. What was the mass in kilograms and grams?

1m 42s - 12.
Amoko bought 3 075 g of meat. What was this mass in kilograms and grams?

1m 15s - 13.
Kantai had 6 870 g of honey. What was this mass in kilograms and grams?

1m 18s - 14.
Work out: (add grams and kilograms)

2m 17s - 15.
Work out: (adding grams and kilograms)

4m 5s - 16.
Work out:a) 995 kg 450 g + 620 kg 472 gb) 236 kg 236 g + 127 kg 158 g

2m 39s - 17.
Add:a) 59 kg 248 g + 168 kg 436 gb) 208 kg 702 g + 82 kg 98 g

2m 22s - 18.
The mass of two pumpkins was 4 kg 230 g and 5 kg 746 g. What is the total mass of the two pumpkins?

1m 12s - 19.
Kagai had two pieces of meat. One piece was 2 kg 220 g and the other was 3 kg 420 g. What was the total mass of the two pieces of meat?

1m 13s - 20.
The mass of an empty pickup was 1 050 kg 750 g. It was loaded with 980 kg 200 g of bananas. What was the mass of the pickup loaded with bananas?

1m 25s - 21.
A green grocer bought three crates of tomatoes. The mass of the crates of tomatoes were 30 kg 120 g, 35 kg 240 g, and 32 kg 256 g. What was the total mass of the three crates of tomatoes?

1m 34s - 22.
A tricyclist carried 62 kg 450 g of maize germ. He also carried 71 kg 835 g of dairy meal. What total mass did he carry?

2m 1s - 23.
Three goats in a farm weighed 17 kg 360 g, 18 kg 120 g and 22 kg 145 g. What was the total mass of the goats?

1m 44s - 24.
Awuor bought two bales of clothes. One bale was 99 kg 438 g. The mass of the other bale was 78 kg 876 g. What was the total mass of the two bales?

2m 10s - 25.
Work out: ( mass division)

1m 56s - 26.
Work out: (division of kilograms and grams)

3m 5s - 27.
Divide: a) 278 kg 260 g by 2 b) 390 kg 650 g by 13

2m 54s - 28.
Eight people shared equally 50 kg of sugar. How much did each person get?

2m 35s - 29.
Gathoni had 24 kg 600 g of wheat flour. She wanted to make eight cakes of equal mass for a wedding party. What was the mass of the flour used to make each cake?

1m 50s - 30.
A green grocer had 6 kg 300 g of vegetables. The vegetables were tied into 18 bundles of equal mass. What was the mass of each bundle?

2m 24s - 31.
Work out: (mass multiplication)

7m 2s - 32.
Work out: a) 47 kg 50 g × 7 b) 350 kg 436 g × 4

2m 56s - 33.
The mass of a building block was 3 kg 560 g. What was the mass of four such blocks?

2m 16s - 34.
The mass of 1 bag of cotton was 50 kg 360 g. What was the mass of 12 such bags?

2m 54s - 35.
Gakenia packed some rice into 7 packets. The mass of each packet was 3 kg 500 g. What was the total mass of the rice packed?

2m 13s - 36.
Ngithi bought 15 bags of sorghum. Each bag of sorghum weighed 50 kg 600 g. What was the total mass of the 15 bags?

3m 8s - 37.
Work out: (subtracting mass)

3m 1s - 38.
Work out: 94 kg 230 g – 72 kg 450 g

2m 13s - 39.
A group of women bought 507 kg 275 g of wheat flour. They donated 377 kg 800 g of the flour to children’s homes. How much flour remained?

2m 34s - 40.
A farmer bought 70 kg of dairy meal. He fed his animals with 25 kg 350 g of the dairy meal. How much dairy meal was left?

2m 26s - 41.
Aringo had 570 kg 630 g of fish. He sold some fish and was left with 20 kg 900 g. How much fish had he sell?

2m 23s - 42.
Work out: (subtracting kilograms and grams)

1m 40s - 43.
Subtract: 298 kg 630 g from 800 kg 900 g.

1m 47s - 44.
A bag of groundnuts weighed 65 kg 450 g. Gakoka used 47 kg 250 g of the groundnuts. What was the mass of the remaining groundnuts?

1m 28s - 45.
A pickup loaded with bags of beans weighed 1 980 kg 850 g. When the beans were off loaded, the pickup weighed 1 050 kg 750 g. What was the mass of the bags of beans?

1m 30s - 46.
Chepkwony weighed 79 kg 400 g. Aloo weighed 80 kg 850 g. What was the difference of their masses?

1m 26s - 47.
A patient was 74 kg 250 g while in hospital. One week after he was discharged, his mass was 74 kg 655 g. How much mass did he gain?

1m 37s