A tub contains 24 coins. Saj takes 5 coins. Joss takes 10 coins. How many coins are left in the tub?
en runs for 15 minutes every day. How long does she run for each week? Give your answer in hours and minutes.
Big Ideas of Mathematics: Subtraction and Additive Reasoning Example A: Jen has 8 sweets. Kim has 5 sweets. How many more sweets does Jen have? Example B: Tim had some money. He was
given 8 more by his Dad. Then he spent 5. How much more/less money does Tim have now? Example C: Kam had 8 grapes. He ate 5. How many does he have left?
There are children at the playground. There are
more boys than girls. There are 8 children at the playground. There are more boys than girls. There are 8 children at the playground.
There are 2 more boys than girls. There are 10 children at the playground. There are more girls than boys. There are 10 children at the playground.
There are 4 more girls than boys. A pencil and a rubber cost 40p. The pencil costs 10p more than the rubber. How much does the rubber cost?
The sum of two numbers is 9. The difference between the numbers is 4. What are the numbers? 72 less than 265 Tim:
- 72 265 Rob:
Sam: 265 - 72 265
- 72 Big Ideas of Mathematics: Multiplicative reasoning Big Ideas of Mathematics:
Multiplicative reasoning Example A: Ben has 3 times as many conkers as Holly. Ben and Holly have 12 conkers in total. How many conkers does Holly have? Example B:
Zara is 3 years old. Helen is 5 years old. When Zara is 9 years old, how old will Whats the same? Whats different?
65 4 64 5 54 6
Whats the same? Whats different? 65 4 64 5
54 6 All answers are the same
All different answers Some answers are
the same Whats the same? Whats different? 65 4 = 260
54 6 = 324 60 4 = 240 5 4 = 20 50 6 = 300
4 6 = 24 64 5 = 320 60 5 = 300 4 5 = 20
All answers are the same All different
answers Some answers are the same
8 5 8
4 5 0
8 80 50
0 5 80
50 4 8
4 5 80
50 0 8
4 0 5
80 50 4
4 mirror Variation 72=
83= 94= Variation 72= 83=
94= 6 + ___ = 10 16 + ___ = 20 26 + ___ =
30 16 + ___ = 30 Variation 72=
83= 94= 6 + ___ = 10 16 + ___ = 20
26 + ___ = 30 16 + ___ = 30 Variation
50% of 60 = 10% of 60 = 40% of 60 = 60% of 40 = Variation
50% of 60 = 12 10 = 10% of 60 =
12 5 = 40% of 60 = 14 5 =
60% of 40 = 7 10 = 2
2 2 2
Quantity Recognition Base-5/Base-10 Parts in a whole Quantity
Recognition Base-5/Base-10 Parts in a whole Quantity Recognition
Base-5/Base-10 Parts in a whole ontinue and make patterns pot and correct mistakes
epresent a pattern with other objec dentify unit of repeat Circular patterns
Circular, fixed spaces Pre-teaching and plenary Feedback to extend thinking
Storage and retrieval strength Individual and pair discussion A tub contains 24 coins. Saj takes 5 coins. Joss takes 10 coins.
How many coins are left in the tub? en runs for 15 minutes every day. How long does she run for each week?
Give your answer in hours and minutes. Zara Sandwich:
1.80 Drink: 30p Zara has 10. How many sandwiches can she
afford? Zara Sandwich: 1.80
Drink: 30p Zara has 10. How many sandwiches can she afford?
Zara Sandwich: 1.80 Drink: 30p
Zara has 10. How many sandwiches can she afford?
Zara Sandwich: 1.80 Drink: 30p
Zara wants to buy 3 sandwiches and 2 drinks. She has 5. How much more money does she need? Zara
Sandwich: 1.80 Drink: 30p Zara wants to buy 3 sandwiches
and 2 drinks. She has 5. How much more money does she need? Zara
Sandwich: 1.80 Drink: 30p Zara wants to buy 3 sandwiches and 2 drinks. She has 5.
How much more money does she need? Zara Sandwich:
1.80 Drink: 30p Zara wants to buy 3 sandwiches and 2 drinks. She has 5. How much change does she
get? Zara Sandwich: 1.80
Drink: 30p Zara wants to buy 3 sandwiches and 2 drinks. She has 5. How much change does she get?
Zara Sandwich: 1.80 Drink: 30p
Zara wants to buy 3 sandwiches and 2 drinks. She has 10. How much change does she get?
Choose 3 consecutive single-digit numbers. Choose 3 consecutive single-digit numbers. Add them. Choose 3 consecutive single-digit numbers.
Add them. Multiply the middle number by 3. What do you notice? John goes on a 3-day holiday. He makes 15 sandcastles.
Each day he makes one more sandcastle than the day before. How many sandcastles does he make each day?