Grade 7 Mathematics Online Lessons on Money

Grade 7 Mathematics Online Lessons on Money:
Areas Covered
1. Profit and loss
2. Percentage profit and loss
3. Discount
4. Percentage discount
5. Commission
6. Percentage commission
7. Bills at home
8. Preparing bills
9. Inland postal charges
10. International surface mail postal charges
11. International air mail postal charges
12. Surface airlifted postal charges
13. Express Mail Service (EMS) international rates
14. Money orders
15. Identifying mobile money services
16. Mobile money transactions

Lessons (27)     SHARE

• 1.    Rehema bought a mobile phone for sh 7850. After one month, she sold it for sh 7200. How much loss did she incur?
  1m 33s

• 2.    A land dealer bought a piece of land and sold it for sh 540 000 and made a profit of sh 95 800. How much had she paid for the land initially?
  2m 17s

• 3.    Omari bought 22 bags of cement at sh 650 per bag. He spent sh 2 900 to transport the cement to his hardware shop. He received a total of sh 21 780 after seling all the bags of cement. How much profit did he make?
  3m 12s

• 4.    Wanja bought a goat. After rearing it for three months, there was a drought, and she sold it for sh 6 500 making a loss of sh 1 800. How much should she have sold the goat to make a profit of sh 3 400?
  3m 12s

• 5.    A trader bought a bed for sh 10 000 ad sold it for sh 12 000. What was the percentage profit?
  2m 14s

• 6.    Rono planted cabbages on his farm. He spent a total of sh 96 000 to till the land, plant and weed. At harvest time, the supply of cabbages was high causing the prices to drop. He sold his cabbages for sh 90 000. a) Calculate the loss Rono incurred. b) What was the percentage loss?
  3m 49s

• 7.    Kotut sold a laptop at sh 48 000. He made a 20% profit. What was the buying price of the laptop?
  2m 48s

• 8.    In a shop, a set of school uniform was marked at sh 3650. Auma bought the uniform in cash and paid sh 3495. How much discount was she given?
  2m 10s

• 9.    Kazungu bought a cow at sh 45000 after being allowed discount of sh 5000. How much would have been the discount had he bought the cow at sh 42500?
  3m 0s

• 10.    Basweti bought a sewing machine at sh 109700 after being given the discount of sh 8950. What was the marked price of the machine?
  2m 4s

• 11.    Yiamet bought goods worth sh 9180. She gave the seller sh 10000 and was given sh 900 as balance. How much discount was she allowed?
  1m 44s

• 12.    The marked price of an item was sh 2400. A trader offered Saumu a discount and she paid sh 2000 for the item. What percentage discount did the trader offer Saumu?
  2m 24s

• 13.    The marked price of a book was sh 600. Tom bought the book at sh 570. What was the percentage discount?
  1m 33s

• 14.    Kithusi paid sh 9600 for a radio after being allowed a discount of 4%. What was the marked price of the radio?
  1m 51s

• 15.    The price of a cooker was reduced by sh 850. This reduction represented a discount of 17%. What was the selling price of the cooker?
  2m 40s

• 16.    Nyariki is a salesperson in a certain shop. He earns sh 500 for every sh 5000 worth of goods he sells. In a certain week, he sold goods worth the amounts shown in the table below. How much commission did he earn?
  5m 55s

• 17.    In every sh 2000 worth of goods Aisha sells, she gets a commission of sh 100. Work out the value of goods she sold to earn the commissions below. a) Sh 5400 b) Sh 12600
  3m 19s

• 18.    Mushin sold a car through a dealer. He received sh 2 800 000 from a dealer who sold the car at 2 940 500. How much commission did the dealer earn?
  1m 45s

• 19.    An agent sold land on behalf of Ombare. She took sh 71 500 as commission and gave Ombare sh 996 800. What was the cost of the land?
  1m 53s

• 20.    Msafi earned sh 5000 as commission for the sale of goods worth sh 120 000. What would be her total commission if she sold goods worth sh 960 000?
  1m 40s

• 21.    Khalayi earned a commission of sh 15000 for selling goods worth sh 600000. What commission did she earn as a percentage?
  1m 57s

• 22.    Marwa works for an insurance company. He is given a 7% commission on the value of every policy he sells. How much commission did he get for selling each of the following policy values? a) Sh 10 940 000 b) Sh 555 000
  2m 54s

• 23.    A person sold a piece of land for sh 2 250 000 through an agent. He received sh 2 000 000. What percentage commission did the agent earn?
  1m 57s

• 24.    A salesman receives a commission of 5% on the sales he makes. How much commission would he earn for selling goods worth sh 750 000?
  1m 22s

• 25.    Wachera bought the following items for her family: ? 3 cabbages @ sh 40 ? 2 tins of potatoes @ sh 90 ? 4 kg of cooking oil for sh 480 ? 2 packets of sugar @ sh 125 ? 3 loaves of bread @ sh 50 ? 112/ kg of meat @ sh 400 a) Prepare Wachera’s bill. b) If she was given 10% discount on the total, how much did she pay?
  10m 36s

• 26.    The table below shows part of a price list in Mwajuma’s kiosk. a) Mwamba bought the following items from the kiosk: 3 packets of sugar, 2 loaves of bread, 4 bars of soap, 8 exercise books and 4 electric bulbs. Prepare Mwamba’s bill. b) If Mwamba paid sh 2500 for the items, how much balance did he get? c) If the shopkeeper did not have the exact balance, how much extra should Mwamba give to get sh
  9m 55s

• 27.    A group of 13 people had breakfast in a restaurant which charged food according to the prices shown in the table below. For example, tea and arrowroots cost sh 80. Six people had coffee and arrowroots. Four people had milk and yams. The remaining people had coffee and chapati. a) Prepare their bill. b) If they paid with sh 2000, how much balance did they get?
  7m 25s

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