Odd and even numbers...1 Eva uses counters to make the numbers from 1 to 10 Which numbers are even?...
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1 Eva uses counters to make the numbers from 1 to 10 Which numbers are even? What do you notice about all the even numbers? 2 Use counters and ten frames. a) Show that 14 is an even number. b) Show that 15 is an odd number. c) Work out whether 18 is even or odd. Compare answers with a partner. 3 Draw circles to show the groups. a) Group the shoes in 2s to show that 16 is even. b) Group the socks in 2s to show that 17 is odd. 4 Colour all the even numbers on a 50 grid. What do you notice about the last digit of all the even numbers? 5 Dexter makes the number 70 from base 10 What mistake has Dexter made? 6 a) Teddy has a 2-digit number. The 1st digit has been covered up. Is Teddy’s number odd or even? odd even you cannot tell How do you know? Odd and even numbers © White Rose Maths 2019 70 is odd as you cannot share into 2 equally. 36
Transcript of Odd and even numbers...1 Eva uses counters to make the numbers from 1 to 10 Which numbers are even?...
1 Evauses counters tomake thenumbersfrom1 to10
Which numbers areeven?
What do you notice about all theevennumbers?
2 Use countersand ten frames.
a) Show that 14 isan evennumber.
b) Show that 15 isan odd number.
c) Workout whether18 is evenorodd.
Compare answers with apartner.
3 Draw circles to show thegroups.
a) Group the shoes in 2s to show that 16 is even.
b) Group the socks in2s to show that17 isodd.
4 Colourall theevennumbersona50 grid.
Whatdoyounoticeabout the lastdigitofall theevennumbers?
5 Dextermakes thenumber70 frombase10
WhatmistakehasDextermade?
6 a) Teddy hasa2-digitnumber.
The1stdigithasbeen coveredup.
Is Teddy’snumberoddor even?
odd even you cannot tell
Howdoyouknow?
Oddandeven numbers
©WhiteRoseMaths2019
70 is odd as you cannot share into
2 equally.
36
b) Dorahasa2-digitnumber
The2nddigithasbeen coveredup.
Is Dora’snumberoddor even?
odd even you cannot tell
7 Roll 2diceandfind the total.
Complete the table.
Dice1 Dice2 TotalIs the total
oddor even?
3 (odd) 2 (even) 3+2=5 odd
Whatpatterns canyou spot?
8 Whitney ismakinganumberpattern.
, 5, 7, 9, 11, 13, 15, ,
a) Write themissingnumbers.
b) Write2numbersgreater than30 that couldbein thepattern.
c) Write2numbersgreater than60 that couldnotbe in thepattern.
Oddandeven numbers
©WhiteRoseMaths2019
4b) Group the socks in2s to show that17 is odd.
4 Colourall theevennumbers ona50grid.
What doyounotice about the last digit ofall theevennumbers?
5 Dextermakes thenumber70 frombase10
What mistakehas Dextermade?
6 a) Teddy has a2-digitnumber.
The1stdigithas been coveredup.
Is Teddy’snumber odd or even?
odd even you cannot tell
Howdo you know?
70 is odd as you cannot share into
2 equally.
36
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