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Directions Each problem below is similar to the example with the same number in your textbook. After reading through an example in your textbook, or watching one of the videos of that example on MathTV.com, try the matched problem to check your progress in this section. You can use the QR code at the right to view the videos for this section on your smart phone or tablet. If your smart device does not have a camera, but can access the internet, go to m.mathtv.com to view the videos for this worksheet. 1. Add: 56+ 32.
This worksheet may be printed and used for educational purposes only. It cannot be used for commercial purposes without the written consent of McKeague Textbooks, LLC.
5. Use the commutative property of addition to rewrite each sum:
a. 5+ 4
b. 3+8
c. 7 + 0
d. 6+ n
6. Use the associative property of addition to rewrite each sum:
This worksheet may be printed and used for educational purposes only. It cannot be used for commercial purposes without the written consent of McKeague Textbooks, LLC.
7. Add: 8+ 4+5+ 9+ 3.
8. Find the solution to each equation by inspection:
This worksheet may be printed and used for educational purposes only. It cannot be used for commercial purposes without the written consent of McKeague Textbooks, LLC.
This worksheet may be printed and used for educational purposes only. It cannot be used for commercial purposes without the written consent of McKeague Textbooks, LLC.
Answers 1. 88 2. 949 3. 1,182 4. 92,667 5. a. 5+ 4 = 4+5 b. 3+8 = 8+ 3 c. 7 + 0 = 0+ 7 d. 6+ n = n+ 6
6. a. 7 +8( ) +5 = 7 + 8+5( )
b. 4+5( ) + 3= 4+ 5+ 3( )
c. 9+ 1+ 4( ) = 9+1( ) + 4
d. 6+ 2+5( ) = 6+ 2( ) +5 7. 29
8. a. 2 b. 8 c. 5 d. 7 9. a. 36 inches b. 72 feet c. 57 yards