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Mathematical Operations

Mathematical Operations. Mathematical Operations. 1) 21 + 89 = ? 4) 80 : 5 = ? 2) 34- 29 = ? 5) 15 x 3 = ? 3) 25 x 9 = ? 6) 123 – 25 = ?. 110. 16. 5. 45. 225. 98. Mathematical problems. PLUS. MINUS. TIMES. DIVIDED BY. Equals.

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Mathematical Operations

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  1. MathematicalOperations

  2. MathematicalOperations 1) 21 + 89 = ? 4) 80 : 5 = ? 2) 34- 29 = ? 5) 15 x 3 = ? 3) 25 x 9 = ? 6) 123 – 25 = ? 110 16 5 45 225 98

  3. Mathematical problems

  4. PLUS

  5. MINUS

  6. TIMES

  7. DIVIDED BY

  8. Equals

  9. Matchthemathematicaloperationswiththeirsigns. • 12 times 3 is (equals) 36. • 12 minus 3 is (equals) 9. • 12 dividedby3 is (equals) 4. • 12 plus 3 is (equals) 15.

  10. Matchthemathematicaloperationswiththeirwrittenforms. C) 16 x 4 = 64 A) 16 + 4 = 20 • Sixteentimesfour is (equals) sixty-four. • Sixteendividedbyfour is (equals) four. • Sixteenplusfour is (equals) twenty • Sixteenminusfour is (equals) twelve. B) 16 - 4 = 12 D) 16 : 4 = 4 C D A B

  11. Answers • Sixteentimesfour is (equals) sixty-four. • Sixteendividedbyfour is (equals) four. • Sixteenplusfour is (equals) twenty. • Sixteenminusfour is (equals) twelve. C) 16 x 4 = 64 D) 16 : 4 = 4 A) 16 + 4 = 20 B) 16 - 4 = 12

  12. Findthecorrecthalf of thepuzzle 10 + 2 = 12 Ten plustwoequalstwelve

  13. 2 3 4 1 3+2=5 4x3=12 9-2=7 10-4 =6 6 7 8 5 5x2=10 15:5=3 4+5=9 14: 7=2 C D Fourplusfiveequals nine. A Threeplustwoequalsfive Fifteendividedbyfiveequalsthree G B Nine minustwoequals seven Fivetimestwoequals ten E F H Fourteendividedbyseven equalstwo Ten minusfourequalssix Fourtimesthreeequalstwelve C H G E B D A F 1…….. 2……. 3……… 4…….. 5……. 6…… 7…….. 8…….

  14. Complete themathematicaloperations. Thenwritethem in lettersbyusingplus, minus, times, dividedby, equals • 15+ 33= 48 : Fifteenplusthirty-threeequalsfourty-eight. • 150 : 3= ……. : _______________________________________ • 77 – 30= …….: _______________________________________ • 54 + 11= …… : _______________________________________ • 9 x 5 = ………. : _______________________________________ • 98 : 2= ……… : _______________________________________ • 15 x 5= …….. : _______________________________________ • 24 – 19= …….: _______________________________________ 50: Onehundredandfiftydividedbythreeequalsfifty. 47: Seventy-seven minusthirtyequalsfourty. 65: fifty-fourpluselevenequalssixty-five. 45: nine timesfiveequalsfourty-five. 49: ninety-eightdividedbytwoequalsfourty-nine. 75: fifteentimesfiveequalsseventy-five. 5: twenty- fourminusnineteenequalsfive.

  15. 80+ 4 =84 12+ 45 =57 23+ 23 =46 8+ 53 =61 300+ 45 =345 140+ 55 =195 55+ 25 =80 ADDITION

  16. 42- 30 =12 87 – 7 = 80 4- 3 =1 99- 2 =97 23- 6 =17 14- 11 =3 SUBTRACTION

  17. 3 x 15 = 45 60 x 15 = 900 8 x 5 = 40 3 x 10 = 30 9 x 3 = 27 11 x 10 = 110 MULTIPLICATION

  18. 99 : 3 = 33 60 : 15 = 4 80 : 5 =16 33 : 11 = 3 9 : 3 = 3 11 : 1 = 11 DIVISION

  19. Addition 1) 12+ 45 =57 2) 42- 30 =12 3) 69: 3 =23 Multiplication 4) 89x 5 =445 Subtraction Division

  20. Completethemathematicaloperations. + (Addition) 2+3= 5 Two…..…… three is (equals) five. plus • (Substraction) • 3-1= 1 • Three two is (equals) one. minus X (Multiplication) 3x2 = 6 Threetimestwo……..……six. is (equals) : (Division) 6:2=3 Six……..….two is (equals) three. dividedby

  21. Withverbs • Ifweadd 18 to 6, thesum is 24. • Ifwesubtract6from 18, thesum is 12. • Ifwemultiply 18 by 6, thesum is 108. • Ifwedivide 18 by 6, thesum is 3. 18 - 6 = 12 18 x 6 = 108 18 : 6 = 3 18 + 6 = 24

  22. Complete themathematicaloperations. Thenwritethem in English as in theexample. • 15+ 33= 48 : Ifweaddfifteentothirty-three, thesum is fourty-eight. • 15 : 3= ……. :______________________________________________ • 77 – 11= .…:______________________________________________ • 5 + 12=…....:______________________________________________ • 9 x 5 = ……..:______________________________________________ • 78-16=……:______________________________________________ 5: Ifwedividefifteenbythree, thesum is five. 66: Ifwesubtractelevenfromseventy-seven, thesum is sixty-six. 17: Ifweaddfivetotwelve, thesum is seventeen. 45: Ifwemultiply nine byfive, thesum is fourty-five. 62: Ifwesubtractsixteenfromseventy-eight, thesum is sixty-two

  23. MATH GAME

  24. QUESTION 1 Fourfriendsand I aregoingtoplaymarbles. All of us havegot 25 marbles. Howmanymarbles do weallhave? 5 x 25 = 125

  25. QUESTION 2 Thereare 91 dishes on thetable. 43 dishesaredirty. Howmanydishesareclean? 91 -43 = 48

  26. QUESTION 3 Mysister has got 42 dolls. Shewantstosharethemintothree of us. Howmanydollsarewegoingtohaveeach? 42 : 3 = 14

  27. QUESTION 4 Thereare 39 students in ourclass. It’s break time and 26 studentsare in thegarden. Howmanystudentsarethere in theclassroom? 39-26 = 13

  28. QUESTION 5 Mymother has 385 TL. She is goingtoshopping. She is goingtoleave 128 TL at homebecauseshedoesn’twantospendall her money. Howmuchmoney has shegotwhenshegoesshopping? 385- 128 = 257

  29. QUESTION 6 • Bursa is 351 kilometresfrom Ankara. Sivas is 540 kilometresfrom Bursa. How far is Ankara to Sivas. 540-351= 189

  30. Bursa is 351 kilometresfrom Ankara. Sivas is 540 kilometresfrom Bursa. How far is Ankara to Sivas. Ankara Sivas Bursa 189 351 540

  31. TACK IT ? 12 times 3 is (equals) __________. 16 minus 3 is (equals) ___________ 133 36 11 times 4 is (equals) __________. 12 dividedby 2 is (equals) __________. 13 125 52 plus 38 is (equals) __________. 44 9 86 minus 17 is (equals) __________. 81 dividedby 9 is (equals) __________. 64 21 90 102 plus 31 is (equals) __________. 24 69 176 32

  32. 133 11 plus 36 is (equals) __________. 17 97 minus 33 is (equals) __________. 176 7 times 5 is (equals) __________. 32 69 63 dividedby 3 is (equals) __________. 125 25 times 5 is (equals) __________. 133 86 minus 54 is (equals) __________. 90 35 45 times 4 is (equals) __________. 21 9 64

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