Key Maths Facts Year Five

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Russell Reynolds
5 years ago
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1 Key Mhs Facts Year Five different words for add eg: Total Sum Altogether ncrease Plus different words for subtract eg: Take away Less than Decrease Remove Mus Reduce Fd the difference different words for multiply eg: Lots of Product Altogether Times Groups of different words for divide eg: Share Groups of Divisible by

2 th multiplyg two numbers can be done any order and th addition of two numbers can be done any order. th equals (=) means the same as. by heart the multiplicion facts for the 2 times by heart the division facts for the 2 times by heart the multiplicion facts for the 5 times by heart the division facts for the 5 times by heart the multiplicion facts for the 10 times by heart the division facts for the 10 times

3 by heart the multiplicion facts for the 4 times by heart the division facts for the 4 times by heart the multiplicion facts for the 8 times by heart the division facts for the 8 times by heart the multiplicion facts for the 3 times by heart the division facts for the 3 times by heart the multiplicion facts for the 6 times by heart the division facts for the 6 times by heart the multiplicion facts for the 12 times by heart the division facts for the 12 times

4 by heart the multiplicion facts for the 7 times by heart the division facts for the 7 times by heart the multiplicion facts for the 9 times by heart the division facts for the 9 times by heart the multiplicion facts for the 11 times by heart the division facts for the 11 times th a fraction is part of a whole. a decimal is part of a whole. th equivalent means the same as or equal to. th when an object or quantity is split to 10 equal parts each part if called one tenth (1/10). th when an object or quantity is split to 100 equal parts each part if called one hundredth (1/100). th when an object or quantity is split to 1000 equal parts each part if called one thousandth (1/1000).

5 th ½ = 0.5 th ¼ = 0.25 th ¾ = 0.75 th 1/10 = 0.1 th 1/100 = 0.01 th 1/1000 = th percent (%) means out of 100. th half of 10 = 5, half of 30 =15, half of 50 = 25, half of 70 =35 and half of 90 = 45. th even numbers end with 0, 2, 4, 6 and 8. th odd numbers end with 1, 3, 5, 7 and 9. th negive numbers are less than zero. th < means smaller than. th > means greer than. th a multiple of a number can be divided by th number without a remader. th a common multiple is a multiple of 1 or more numbers eg 10 is a common multiple of 5 and 2. th a factor can be divided to another number without a remader. th a common factor is a factor of one or more numbers eg 12 is a common factor of 24 and 48. th a multiple of 10 ends zero. th multiples of 2 are all even. th multiples of 5 end 0 or 5.

6 th a prime number can only be divided by itself and 1. th a cube number can be represented the shape of a cube and it results from multiplyg an teger by itself 3 times. They are represented with the 3 notion. th a square number can be represented the shape of a square and it results from multiplyg an teger by itself. They are represented with the 2 notion. th there are 7 days one week. th there are 14 days one fortnight. the order of the days of the week. th there are 52 weeks one year. th 1.00pm is the same as on a digital clock. th there are 24 hours one day. th there are 60 mutes one hour, 30 mutes ½ an hour and 15 mutes ¼ of an hour. th there are 60 seconds one mute. 30 seconds ½ a mute and 15 seconds ¼ of a mute. th there are 100 centimetres (cm) one metre (m). th 10 millimetres (mm) = 1cm th 1000m = 1 Kilometre (Km). th 1000grams (g) = 1 Kilogram (Kg). th 1000 millilitres (ml) = 1 Litre (L) th there are 10 millilitres 1 centilitre (cl)

7 th the perimeter is the distance around the outside of the shape. th the area is the space side a shape and we measure it cm 2 /mm 2 /m 2 /Km 2. th am is morng (after 12.00am and before 12.00pm) th pm is afternoon and eveng (after 12.00pm and before 12.00am). th noon is 12 o clock lunchtime. th midnight is 12 o clock night. the names of each month of the year. the order of the months of the year. th there are 365 days a year but 366 days when it is a leap year. th there are 28 days February and 29 days when it is a leap year. th there are 30 days September, April, June and November. th January, March, May, July, August, October and December have 31 days. th 100 years = 1 century. th 1000 years =1 millennium.

8 th 1 foot = 12 ches. th volume tells us how much a contaer holds and is measured as 3. th temperure is measured degrees ( 0 ) th the corners of shapes are called vertices. th a quadrileral is a shape with 4 sides. can name and describe a parallelogram: t is a 2D shape with 4 straight sides. Opposite sides are parallel. t has 4 vertices. can name and describe a trapezium: This is a 2D shape which has 4 straight sides. t has 4 vertices. can name and describe a rhombus: This is a 2D shape with 4 equal straight sides and 4 vertices. Opposite sides are parallel. th an obtuse angle measures more than 90 0 but less than th an acute angle measures less than 90 o. th angles are measured degrees ( o ). th a reflect angle measures more than but less than 360 o. th a full turn measures 360 o. th a right angle measures th to transle a shape means to move it.

9 can expla and show wh a whole, half, quarter and three-quarter turn is. th a le of symmetry divides a shape to two identical parts. th a quarter turn is a right angle. an angle is the description of a turn. th two right angles make a half turn. th three right angles make a threequarter turn. th four right angles make a whole turn. the difference between horizontal and vertical les.

Key Maths Facts Year Four

Key Maths Facts Year Four Key Mhs Facts Year Four how to fd pairs of numbers which make 100 because the tens add to 90 and the ones add to 10: Eg 65 + 35 60 + 30 = 90 5 + 5 = 10 90 + 10 = 100 th multiplyg (x) means lots of. th