6th grade math with Mallory

Evaluate Expressions

100

Evaluate:

6(9s+7r); s=7, r=3

504

200

Evaluate:

9(8)+4r; r=4

88

300

76(5-4)+9y; y=4

Evaluate

112

400

Evaluate:

76(9)+4r; r=6

708

500

86(4+8s)+6; s=7

5,166

Absolute Value

100

What is the absolute value of -2500?

2500

200

What is the absolute value of -43?

43

300

What is the absolute value of -67?

67

400

What is absolute value?

Absolute value is how far the number is from zero.

500

What is the absolute value of -67 minus 7?

60

Order of Operations

100

9 x 67-43

560

200

65(9+34)-7/8

348.5 or 348 4/8=348 1/2

300

78+3-54-5+6

28

400

786+546+876 x 3-45

3,915

500

78+45+78+45-8²

182

Equivalent Expressions

100

What is equivalent to 23(4)3s?

92 x 3s

200

What is equivalent to :

6(x+8)+5r

6x+48+5r

300

What is equivalent to 67(5y)-4?

A. 36 x 10y

B. 63 x 5y

C. 5y+34

B. 63 x 5y

400

What is equivalent to 4(90)+5t-y?

360+5t-y

500

What is equivalent to 657(3)-4s+5s?

1,971-9s

Change Algebraic phrases

100

Change 45 minus 68 times s to a expression.

Examples:

45-68 x s

45-68s

etc.

200

Change 56 plus 45 minus 7 times t to an expression.

Example:

56+45-7t

56+45-7 x t

etc.

300

Change the phrase 76 plus 5 times 4 times r to an expression.

Examples:

76+5 x 4r

76+5 x 4 x r

etc.

400

Change the phrase 64 times r plus 4 times 98 to an expression.

Examples:

64 x r+4 x 98

64r+4 x 98

etc.

500

Change the phrase 65 subtracted from 72 added to 64 multiplied by r minus 78 to an expression

Examples:

72-65+64r-78

72-65+64 x r-78

etc.