Maths vocabulary 1

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Across
  1. 4. The number 3.7 x 104 is an example of standard …………………
  2. 6. A ball
  3. 7. What is another word for the small raised number which is sometimes called an index e.g. x squared or x cubed?
  4. 8. All the way around the edge of a 2D shape
  5. 13. Numbers like 64, 36, 81, 121, 196
  6. 15. Pi and the square root of 3 are examples of …………………………………… numbers
  7. 17. What is pressure multiplied by area?
  8. 19. A whole number
  9. 22. There are 1 ……………………………. cm cubed in a cubed metre
  10. 23. Numbers which are not multiples of 2 are called ………………………
  11. 25. If you divide both sides of an inequality by a negative number, you must remember to …………………….. the direction of the inequality symbol
  12. 26. What is the name of the point (0, 0) on a set of axes?
  13. 29. 1 divided by 3 can be read as zero point 3 ………………………………….
  14. 31. How can I say this fraction, “1 over 2”?
  15. 34. 173 divided by 12 equals 14 plus there is a …………………………….. of 5
  16. 35. What is the bottom number of a fraction called?
  17. 36. When you multiply to get rid of brackets, you ……………………. the brackets
  18. 37. Another word for the answer, based on the verb, “to solve”
  19. 38. If a triangle has 2 equal sides (“equal legs”) what kind of triangle is it?
  20. 39. If the measurement 7.6 cm is correct to 2 significant figures, then 7.55 cm must be the lower ……………….
  21. 41. Another word for addition (noun), e.g. the …………….. of 3 and 4 is 7
  22. 42. The highest ……………………….. factor of 15 and 18 is 3
  23. 43. If you change 3x + 5x – 7y – x + 10y to 7x + 3y by collecting like terms, then you ………………………… the terms
Down
  1. 1. If you multiply 3 dimensions together, what does your answer represent?
  2. 2. 8 over 5 is an example of an ……………………………………. Fraction
  3. 3. What is the name of the longest side of a right angled triangle?
  4. 5. A number with only 2 different factors
  5. 9. How do you say this symbol < ? [3 words]
  6. 10. A string of terms, without an equals sign, is called an ………………………
  7. 11. A six sided 2D shape
  8. 12. If the width and height of a photo and a poster are in the same ratio, we can say that the photo and poster are in …………………………………
  9. 14. If I switch a letter for a value, this is known as ……………………………..
  10. 16. 3(x + 7) always equals 3x + 21, so 3(x + 7) = 3x + 21 is an example of an ……………………………
  11. 18. A 3D shape with 3 faces, 2 edges and 0 vertices
  12. 20. All 2D shapes with 4 sides are called ………..
  13. 21. Another word for subtraction (noun), e.g. the ……………. of 2 squares can be written as (a + b)(a – b)
  14. 24. When you buy something and it goes down in value over several years, we call this ……………
  15. 27. Who was the Greek mathematician who liked right angled triangles?
  16. 28. A 3D shape with the same cross section all the way along its length
  17. 30. If you rearrange a formula, you can change the ………………………….. of the formula.
  18. 32. Another word for multiplication (noun), e.g. the ……….. of 3 and 4 is 12
  19. 33. A 4 sided shape with one pair of parallel sides is a …………………..
  20. 40. What is mass divided by volume?