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Transcript
Stage 4- North America
Examples
Can your child answer these questions?
Double any 2 digit number
Double 26 = 52
Double 97 = 194
Which numbers are missing in this sequence?
17 34 ? 136 ?
I think of a number and half it – the answer is 55. Which number
was I thinking of? How do you know?
Halve any 2 digit number
(EVEN numbers
only)
Half 48 = 24
Half 86 = 43
Half 96 = 48
0x6=0
1 x 6 = 6…
12 x 6 = 72
Which numbers are missing in this sequence?
96 ?
24 ? ?
Use the number 86 to explain what doubling and halving mean.
0x9=0
1 x 9 = 9…
12 x 9 = 108
0x7=0
1 x 7 = 7…
12 x 7 = 84
Which is the number before 63 in the 9x table?
What is the answer to 6x9? 36 divided by 9?
Know by heart all multiplication
a n d d i v i s i o n facts for 6 up to
6x12
Know by heart all multiplication and
division facts for 9 up to 9x12
Know by heart all multiplication
a n d d i v i s i o n facts for 7 up to
7x12
Count up from and back to 0 in
multiples of 6, 7, 9, 25 and 1000
Which is the number before 54 in the 6x table?
What is the answer to 6x8? 24 divided by 6?
Can backwards through 0 to include
negative numbers
Round decimals to nearest whole
number
a)
b)
c)
Use factor pairs in mental
calculations
Count up and down in hundredths and can
divide a number by 100 to find 1/10
Know decimal equivalents of ½ ¼ ¾
Convert different units of measurement
Write time in both 12 hour and 24 hour
clock
Name:
Which is the number before 49 in the 7x table?
What is the answer to 6x7? 28 divided by 7?
Find 1000 more or less than any
given number
Round numbers to the nearest 10,
100 and 1000
My Mental Maths Passport
Complete these patterns:
175, 150, 125…
10, 16, 22, 28…
80,71, 62, 51…
What is 1000 more than 4567?
What is 1000 less than 8630?
What is 1000 more/less than 37564?
Complete these sequences:
3, 2, 1, ? , ? , ? , ? , ?
-6, -5, -4, ? , ? , ? , ? , ?
What is 3471 rounded to:
Nearest 100
Nearest 10
Nearest 1000
What is 7.6 rounded to the nearest whole number?
What is 234.2 rounded to the nearest whole number?
There are 36 sweets in a bag, what is the largest number of groups
that they could be shared equally between? How many sweets
would they get each? 36 = 18 groups with 2 sweets each.
The class can be split into 3 or 4 groups, how many sweets would
each person get if they were in 3 groups? 4 groups?
21/100, 22/100, 23/100,
24/100, 25/100
32/100, 31/100, 30/100,
29/100, 28/100
½ = 0.5 or 0.50
¼ = 0.25
¾ = 0.75
km to m; m to km; cm to
mm; mm to cm; cm to m;
m to cm; hours to mins;
mins to hours
What is 1/100 of 50?
12hr to 24hr = add 12
Write 3pm in the 24hr clock?
What is 18:00 in the 12hr clock?
What is ¼ as a decimal?
What is 0.75 as a fraction?
How many hours in 180 minutes?
How many metres in 3km?
Class:
Stage 4 – North America
Stage 4 – North America
I can double any 2 digit number
Date
Date
Date
achieved
achieved
achieved
I can round numbers to the nearest 10, 100
and 1000
I can round decimals to nearest whole
number
I can halve any 2 digit number
I can use factor pairs in mental calculations
X6
I can count up and down in hundredths and
I know by heart all
multiplication and related
division facts for x6, x9 and
x7
can divide a number by 100 to find 1/10
X9
I know decimal equivalents of ½ ¼ ¾
X7
Convert different units of measurement
I can count up from and back to 0 in
multiples of 6, 7, 9, 25 and 1000
Write time in both 12 hour and 24 hour
clock
I can find 1000 more or less than any given
number
I can backwards through 0 to include
negative numbers