We can easily add single digit whole numbers without the use of a pencil and paper. When we start adding multi-digit numbers, it becomes more difficult to perform the operation in one’s head. Generally, we add multi-digit whole numbers using a process known as vertical addition.

Test Objectives
• Demonstrate the ability to add two multi-digit whole numbers
• Demonstrate the ability to use the carrying procedure
• Demonstrate the ability to add more than two multi-digit whole numbers

#1:

Instructions: Find Each Sum.

a) 29 + 30

b) 717 + 182

c) 5060 + 129

#2:

Instructions: Find Each Sum.

a) 593 + 715

b) 2950 + 3087

c) 6591 + 97,563

#3:

Instructions: Find Each Sum.

a) 598,753 + 6,322,195

b) 655,999 + 9,875,822

#4:

Instructions: Find Each Sum.

a) 199,573 + 996,522

b) 39 + 715 + 1037

#5:

Instructions: Find Each Sum.

a) 315 + 975 + 10,341 + 31,393

b) 513,212 + 9,375,158 + 126,393,591

Written Solutions:

#1:

Solutions:

a) 59

b) 899

c) 5189

#2:

Solutions:

a) 1308

b) 6037

c) 104,154

#3:

Solutions:

a) 6,920,948

b) 10,531,821

#4:

Solutions:

a) 1,196,095

b) 1791

#5:

Solutions:

a) 43,024

b) 136,281,961