Maths Stage 7/8
Maths S7/8
Help your child by checking out
their next Maths Knowledge step and practising at home!
I KNOW
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NUMBER KNOWLEDGE LADDER
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STAGE SEVEN
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Equivalent fractions of numbers
with denominators up to 100 & 1000
(1 and 4 is equivalent to 25
and 100, 250 and 1000)
Equivalent fractions for
halves, thirds, quarters, fifths and tenths (1/2 = 4/8)
Fraction to percentage and vice
versa for 1/2, 1/3, 1/4, 1/5, 1/10
Fractions to decimals
conversions and vice versa (3/5 = 0.6)
Decimals to percentages and
vice versa
Common multiples of numbers to
10 (e.g.)
Prime numbers to 100
Factors of numbers to 100 (e.g.
Factors of 24 is 1, 2, 3, 4, 6, 8, 12, 24 )
√ of any number to 100 (√49=7)
Squares of any number to 10
Divisibility rules for 2, 3, 5,
9 and 10
Rounding to the nearest whole
number (45.58 = 46)
Rounding to the nearest tenth
(45.58 = 45,6)
Groups of 9s, up to 90 with
remainders (89=9 nines, remainder 8)
Groups of 6s, up to 60 with
remainders (29=4 sixes, remainder 5)
÷ 8
÷ 7
÷ 6
Numbers that come before after
and between 1000 to 10,000)
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STAGE EIGHT
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The highest common factor of
numbers to 100 (HCF of 24 and 36 is 12)
The lowest common multiples of
numbers to 100 (LCM of 8 and 6 is 24)
Conversions for fractions to
percentages and vice versa (1/8 = 12.5%)
Conversions for fractions to
decimals and vice versa (9/8 = 1.125)
Conversions for decimals to
percentage and vice versa (1.125 = 1125%)
How to calculate $.. less %
($40, less 10% = 36, 10% of $40 is $4, because 40 divided by 10 is 4, then
subtract this number from the total)
Simple powers of numbers (2 to
the power of 4 = 16, 2³is 8, 5³ is 125)
Divisibility rules for 4, 6, 8
Division of decimals by 10, 100
and 1000 (67.3÷10)
Multiplication of decimals by
x10, x100, x1000 (4.5x100)
Round decimals to the nearest
100, 10, 1, 1/10 or 1/100 (rounding 5234 to the nearest 100 gives 5200)
How many tenths, hundredths in
numbers up to 3 decimal places (tenths of 45.6=458, hundredths in 9.03=903,
thousandths 8.502=8502E
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