math

5.68 in a fraction 

• 1/900

• 568/100

• 400/68

• 100/8000

-15 +40+-80?

• 100

• -55

• -100

• 55

Please use number line
1 - 4=

• 3

• -3

• 4

• o

35 ÷ 7

• 10

• 5

• 4

• 7

Tom went to the store and bought chairs. Each chair cost 5 dollars. How much money did Tom spend for the 4 chairs he bought?

• $20

• $1

• $15

• $10

Solve for x. 

• 3

• 5

• 6

• 8