Serious Subtraction - Maths 2020

Serious Subtraction

We are learning to solve subtraction problems using whole and decimal numbers.

Times Table Practice:

3 x 3 = 9 5 x 5 = 25 8 x 7 = 56 12 x 10 = 120 4 x 6 =24 5 x 7 =35

2 x 4 =8 3 x 8 =24 9 x 8 =72 4 x 7 =28 9 x 7 = 63

Show your working for the following problems, either on here or in your books
Your sister gives you $125 to spend on lollies. If you spend $65 how much money would you have left over?
125
-65
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60
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Zaeeda has bought her sister a new puppy. She has $500 in her bank account as she heads to the shops.
She first buys a dog bed for $60. How much money does she have left? 500 - 60 = $440

She then buys a bowl for $25. How much does she have left? 440 - 25 = $415

Then she buys 3 chew toys. Each toy costs $3.50. How much does she have left? 415 - 10.50 = $404.50

Finally she buys a diamond collar for the dog which costs $154.50. How much is left in her account at the end of the day? $404.50 - 100.50 = $304
$304 - 54 = $250

Kalani’s python has become ill and needs to go to the vets. He has $100 in his wallet.
The cost of the vet visit is $65.50. How much money is left in Kalani’s wallet?
100
-65
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35
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AJ is also at the vet with his rabbit. His rabbit has had expensive surgery. If AJ has 10.25 left in his bank account and he started with $525.80, how much did the surgery cost?
525.80
- 10.25
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$515.55
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Zyla’s puppy is growing every month. He used to weigh 5.67 kg but he now weighs 6.34kg. How much weight has he put on?
6.34
-5.67
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0.67 kg
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