My Math Chapter 7 4th Grade

Patterns

100

Extend the pattern by three more symbols. * * ^ * * ^^ ** ^^^ _ _ _

* * ^

200

Find the next term AND name the pattern. 5, 20, 80, ___ Pattern: ___________

240 Pattern: multiply by 4

300

Rule: add 4 10, __, __, __, __

14, 18, 22, 26

400

Find the next term AND name the pattern. 3, 6, 4, 8, 6, __, __, __ Pattern: ___________

12, 10, 20 Pattern: x 2, - 2

500

Cathy has a necklace with a pattern of three beads: rectangle, square, circle. If there are 17 beads, what is the last shape in the pattern?

square ▭ ◙ ○ ▭ ◙ ○ ▭ ◙ ○ ▭ ◙ ○ ▭ ◙ ○ ▭ ◙

Order of Operations

100

6 x 3 + 2

6 x 3 + 2 = 18 + 2 = 20

200

(7 + 4) x 10 =

(7 + 4) x 10 = 11 x 10 = 110

300

13 - 2 x 3 =

13 - 2 x 3 = 13 - 6 = 7

400

4 + (3 - 1) x 2 =

4 + (3 - 1) x 2 = 4 + 2 x 2 = 4 + 4 = 8

500

8 - (12 ÷ 3) x 2 =

8 - (12 ÷ 3) x 2 = 8 - 4 x 2 = 8 - 8 = 0

Equations

100

Write an equation and find the two missing terms. INPUT (a) | 22 | 26 | 34 | 43 | 47 | OUPUT (b) | 17 | 21 | 29 | | | Equation:

38, 42 a - 5 = b

200

Write an equation and find the two missing terms. INPUT (k) | 0 | 5 | 7 | 10 | 13 | OUPUT (m) | 8 | 13 | 15 | | | Equation:

18, 21 k + 8 = m

300

Write an equation and find the two missing terms. INPUT (q) | 5 | 6 | 8 | 10 | 11 | OUPUT (s) | 40 | 48 | 64 | | | Equation:

80, 88 q x 8 = s

400

Write an equation and find the two missing terms. INPUT (v) | 50 | 45 | 35 | 20 | 15 | OUPUT (w) | 10 | 9 | 7 | | | Equation:

4, 3 v ÷ 5 = w

500

Create an input/output table for the following equation using at least 3 sets of numbers. c x 2 = d

Answers will vary. INPUT (c) | 50 | 12 | 4 | OUPUT (d) | 100 | 24 | 8 |

Word Problems

100

A movie theater ticket costs $8. How much would it cost for 2, 3, 4, 5, and 6 people to go? Use the table below for help. People | 2 | 3 | 4 | 5 | 6 | Cost | | | | | |

People | 2 | 3 | 4 | 5 | 6 | Cost | 16 | 24 | 32 | 40 | 48 |

200

Tami buys 2 books that cost $14 each. She pays an additional $2 in tax. How much did Tami pay altogether?

2 x 14 + 2 = 28 + 2 = $30

300

Claudio had 34 toy cars. He lost 2 in the park and then divided them equally among him and his brother. How many did they each get?

(34 - 2) ÷ 2 = 32 ÷ 2 = 16 toy cars

400

Each book costs $4. How much does it cost to buy 3 books and a magazine that costs $5?

$4 x 3 + 5 = 12 + 5 = $17

500

A sandwich costs $6 and a drink costs $3. How much will it cost to buy 5 sandwiches and 2 drinks?

6 x 5 + 3 x 2 = 30 + 6 = $36

More than one operation

100

what is the value of y, when x = 5

( x+4) x 5 = y

y = 45

200

what is the value of y, when x = 3

12 - (X x 2) = y

 y= 6

300

what is the value of y, when x = 9 

4 + x x 3 = 

y = 31

400

what is the value of y, when x = 7

(5 + x) - 4

y = 8

500

what is the value of y, when x = 6 

(2 + x) x (3 x 6)

y = 144