Important Words in Mathematics

1 P a g e Important Words in Mathematics... 2 Numbers... 3 Number Words... 4 EVEN OR ODD... 5 PLACE VALUE... 6 PLACE VALUE... 7 VALUE... 8 GREATER THAN OR LESS THAN... 9 GREATER THAN OR LESS THAN... 10 ADDITION... 11 ADDITION... 12 ADDITION... 13 ADDITION... 15 ADDITION... 16 ADDITION... 17 ADDITION... 18 SUBTRACTION... 19 SUBTRACTION... 20 SUBTRACTION... 21 SUBTRACTION... 23 MULTIPLICATION... 24 MULTIPLICATION... 25 MULTIPLICATION... 26 DIVISION... 27 DIVISION... 28

2 P a g e Important Words in Mathematics ADDITION (+) total sum plus in all altogether increased more than added to additional add SUBTRACTION (-) minus difference taken from taken away less less than have left decreased subtract MULTIPLICATION (x) multiply product of times twice (multiply by 2) thrice (multiply by 3) DIVISION ( ) half divided by divide evenly goes into equally

3 P a g e Numbers Write out the number for each of the following words: a. Twenty b. Twelve c. Sixteen d. Four e. Ninety f. One Hundred g. Fifty eight h. Thirty three i. Twenty one j. Seventy k. Nine

4 P a g e Number Words Write out the names for each of the numbers below: a. 22 b. 15 c. 100 d. 70 e. 93 f. 17 g. 8 h. 1 i. 67 j. 54

5 P a g e EVEN OR ODD Directions: Colour the even numbers red Colour the odd numbers blue 14 46 3 33 45 26 25 50 30 10 47 32 35 1 15 42 17 5 19 39 21 48 37 24 7 6 40 43 29 9 31 12 4 34 13 36 23 38 20 27 41 16 28 44 18 2 11 22 49 8 0

6 P a g e PLACE VALUE (HUNDREDS, TENS & ONES) Circle the numbers that have the number 7 in the ones place. 17 72 32 67 81 27 78 107 Circle the numbers that have the number 5 in the tens place. 25 50 33 59 150 422 56 Circle the numbers that have the number 2 in the hundreds place. 102 200 332 120 210 201

7 P a g e PLACE VALUE (THOUSANDS, HUNDREDS, TENS & ONES) Name the place of the underlined number. Example: 1425 = thousands place a) 205 = b) 524 = c) 1000 = d) 55 = e) 510 = f) 741 = g) 2700 = h) 477 =

8 P a g e VALUE (THOUSANDS, HUNDREDS, TENS & ONES) DIRECTIONS: Write the correct number on the line. Example: 422 = 400 + 20 + 2 a) 314 = 300 + 10 + b) 1235 = 1000 + 200 + + 5 c) 572 = + + 2 d) 38 = + 8 e) 502 = 500 + + 2 f) 2001 = + + 0 + 1 g) 4210 = 4000 + + + 0 h) 25 = + i) 500 = + + 0 j) 833 = 800 + + k) 55 = 50 +

9 P a g e GREATER THAN OR LESS THAN GREATER THAN > < LESS THAN DIRECTIONS: Write the correct symbol (< or >) in the box Example: 25 > 12 a) 31 14 h) 70 22 b) 7 10 i) 100 25 c) 35 99 j) 14 20 d) 4 2 k) 10 30 e) 17 100 l) 80 18 f) 200 1 m) 90 22 g) 1 10 n) 300 500

10 P a g e GREATER THAN OR LESS THAN Directions: Circle the number that is the biggest for each. a) 20 11 39 b) 100 22 110 c) 400 28 420 d) 88 45 89 e) 300 34 301 f) 1000 45 302 g) 10 11 9 h) 2000 500 800 i) 78 80 82 j) 20 5 16 k) 88 77 99 l) 17 16 18 m) 81 22 101 n) 200 10 199 o) 55 33 44 Directions: Circle the number that is the smallest for each. a) 20 12 7 b) 100 101 99 c) 30 10 25 d) 15 5 20 e) 39 29 11 f) 14 33 19 g) 45 22 11 h) 32 44 88 i) 200 119 199 j) 44 9 3 k) 10 4 0 l) 100 83 45 m) 33 39 32 n) 29 39 94 o) 49 48 32

11 P a g e ADDITION Directions: Count the objects and solve the problems below. 1. + = 2. + = 3. + = 4. + = 5. + =

12 P a g e ADDITION Directions: Find the sum of the following: 3 5 6 8 9 + 2 + 5 + 4 + 8 +2 70 20 20 30 30 + 21_ +20_ + 10_ + 20_ + 22 15 21 50 43 25 +15 + 21_ + 50_ + 43_ + 20 70 55 99 81 78 + 22_ + 29_ +10_ + 22_ + 11

13 P a g e ADDITION Directions: Answer each of the following questions 1. Anna has 4 blue fish, 3 red fish and 2 green fish. How many fish does Anna have altogether? 2. Mark had 4 cupcakes, Jane gave him 7 more cupcakes. How many cupcakes does Mark have in all? 3. If Alex has 12 blue marbles, 4 red marbles and 5 yellow marbles. How many marbles does he have altogether? 4. John has 13 orange pencils. Mary gives him 12 more orange pencils. How many does he have altogether? 5. What is the sum of 45 and 50? 6. A farmer planted 10 carrots, 5 beans and 20 potatoes. How many vegetables did he have in total?

14 P a g e 7. Find the sum of 50 and 25. 8. Find the sum of 35 and 20 9. If Farmer Joe has 50 cows and Farmer Ben gives him 12 more. How many cows does Farmer Joe have altogether? 10. What is the total of 34, 20 and 12? 11. What is the total of 50, 30 and 20? 12. What is the sum of 45 and 10? 13. Mary has 4 blue cupcakes and 5 white cupcakes. Jane gives Mary 8 more blue cupcakes. How many blue cupcakes does Mary have in all?

15 P a g e ADDITION Directions: Solve each problem below. 1. Add 50 and 12. 2. Add 10 and 8. 3. Add 30 and 12. 4. Add 90 and 9. 5. Add 12 and 2. 6. Add 14 and 2. 7. Add 50 and 10. 8. Add 10 and 12. 9. Add 15 and 10. 10. Add 99 and 22. 11. Add 45 and 24. 12. Add 90 and 5. 13. Add 70 and 4. 14. Add 15 and 9. 15. Add 25 and 20. 16. Add 48 and 45.

16 P a g e ADDITION Directions: Solve each sum and then use the colour key to colour the answers. One is already done for you. Colour Key: 10 blue 20 green 15 red 4 + 6 = 10 10 + 10 = 10 + 5 = 5 + 5 = 12 + 3 = 8 + 2 = 15 + 5 = 18 + 2 = 13 + 2 = 7 + 3 = 19 + 1 = 9 + 1 = 16 + 4 = 15 + 0 = 14 + 6 =

17 P a g e ADDITION Directions: Solve the sums and draw an arrow to the correct answer. 20 + 10 = ` 22 15 + 4 = 24 50 + 10 = 18 42 + 4 = 16 17 + 4 = 19 15 + 3 = 60 20 + 4 = 21 12 + 4 = 46 18 + 4 = 30

18 P a g e ADDITION Directions: Write the missing numbers in the circle. 1. 5 + 2 = 2. + 4 = 8 3. 4 + = 6 4. + 2 = 3 5. 10 + 10 = 6. 5 + 5 = 7. 20 + 2 = 8. 4 + = 7 9. + 4 = 9 10. 8 + = 16

19 P a g e SUBTRACTION Directions: Count the objects and solve the problems below. 1. = 2. = 3. =

20 P a g e SUBTRACTION Directions: Solve the following problems. 5 7 9 10 8-5 - 2-6 - 10-4 4 6 3 11 14-2 - 4-1 - 11-2 25 13 85 75 45-13 - 3-50 - 42-13 33 9 55 22 99-11 - 4-15 - 10-45 70 4 81 77 35-50 - 3-10 - 45-24

21 P a g e SUBTRACTION Directions: Answer the questions below. 1. Savannah has 10 cookies, she eats 4 of them. How many cookies does she have left? 2. Andrew bought 5 balls from the store. He lost 2 of them. How many balls does Andrew have left? 3. There were 20 apples on the apple tree. 15 of them fell on the ground. How many apples are now on the tree? 4. What is the difference between 30 and 8? 5. Mary had 15 mints. She gave 3 to her brother Alex and 1 to her sister Alice. How many sweets does Mary have now? 6. What is 18 minus 5?

22 P a g e 7. If Jonathan has 25 marbles and loses 10 of them, how many does he have left? 8. June bought 5 red apples and 3 green apples. She ate 4 red apples, how many red apples does she have now? 9. What is the difference between 200 and 100? 10. What is the difference between 55 and 10? 11. William got 7 cupcakes for his birthday, he gave 1 to his friend and 3 to his father. How many cupcakes remain? 12. What is 85 minus 25? 13. 75 minus 23 is?

23 P a g e SUBTRACTION Directions: Solve each problem below. 1. 50 minus 10 2. 65 minus 4 3. 35 minus 5 4. 125 minus 15 5. 85 minus 42 6. 7 minus 3 7. 53 minus 12 8. 88 minus 66 9. 13 minus 2 10. 33 minus 22 11. 54 minus 34 12. 9 minus 2 13. 78 minus 13 14. 48 minus 37 15. 25 minus 20 16. 8 minus 6

24 P a g e MULTIPLICATION Directions: Solve each problem below. a. 2 x 4 = b. 3 x 2 = c. 3 x 3 = d. 2 x 8 = e. 4 x 4 = f. 3 x 6 = g. 4 x 2 = h. 2 x 5 = i. 3 x 5 = j. 4 x 5 = k. 3 x 9 = l. 2 x 7 = m. 4 x 12 = n. 4 x 11 = o. 2 x 2 =

25 P a g e MULTIPLICATION Directions: Solve each problem below. 1. There are 5 toes one foot. How many toes are on 4 feet? 2. Amy has 3 cupcakes. Each cupcake has 2 candles, how many candles in all? 3. A horse has 4 legs. How many legs do 4 horses have? 4. Sam has 5 cookies, each cookie has 3 chocolate chips. How many chocolate chips are there in all? 5. A box has 6 balls. How many balls are there in 4 boxes?

26 P a g e MULTIPLICATION Directions: Solve each problem below. 2 4 2 4 5 3 X 2 x 3 x 7 x 4 x 3 x 2 4 3 3 3 2 5 x 8 x 3 x 8 x 9 x 4 x 6 2 4 1 4 2 X 8 x 9 x 4 x 6 x 5

27 P a g e DIVISION Directions: Solve each problem below. One is already done for you. 4 2 = 2 6 2 = 8 2 = 6 3 = 10 5 =

28 P a g e DIVISION Directions: Solve each problem below. 1. Andy has 6 books. He shares equally with his brother. How many does each of them get? 2. Divide 10 by 2. 3. What is 6 divided by 3? 4. There are 10 cupcakes at a birthday party. Divide them equally among 5 people. 5. Divide 9 by 3. 6. Divide 8 by 2. 7. What is 4 divided by 2? 8. Divide 12 by 6.