Adding and Subtracting More Than 10

What is the best estimate for the total pounds of paper collected by the 3rd, 4th, and 5th grades?

• 48

• 50

• 49

• 51

Determine the integer that best represents the following situation.

A 15 point loss added to an 8 point gain.

• -23

• -7

• 23

• 7

How much more money does Elsa have than Jesse?

• $75

• $15

• -$15

• $45

How much money do Sam and Ellis have combined?

• -$40

• $10

• -$10

• $40

James have 90 marshmallows in the jar. He adds 382 more. How many marshmallows are now in the jar? 

• 472

• 289

• 340

• 198

516 + 468 =

• 974

• 1,984

• 984

• 986

245 + 387 =

2 - (-7) = ____

• You must include the correct sign (+/-) in your answer. DO NOT use spaces in your answer!

10  3/4
-7  1/4
________

• 3  1/4

• 4  1/2

• 3  1/2

• 18

9  5/9
- 6  5/6
________

• 3  13/18

• 3  10/18

• 2  13/18

• 2  1/2