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EXAMPLE 1. Adding Whole Numbers. To find the sum 954 + 78 , you line up the numbers on the ones’ place. Next you add up the ones, then the tens, then the hundreds. EXAMPLE 1. Adding Whole Numbers.
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EXAMPLE 1 Adding Whole Numbers To find the sum 954 + 78, you line up the numbers on the ones’ place. Next you add up the ones, then the tens, then the hundreds.
EXAMPLE 1 Adding Whole Numbers To find the sum 954 + 78, you line up the numbers on the ones’ place. Next you add up the ones, then the tens, then the hundreds. 954 + 78
EXAMPLE 1 Adding Whole Numbers To find the sum 954 + 78, you line up the numbers on the ones’ place. Next you add up the ones, then the tens, then the hundreds. 1 954 + 78 2 4 + 8 = 12. Regroup the 12 ones as 1 ten and 2 ones.
EXAMPLE 1 Adding Whole Numbers To find the sum 954 + 78, you line up the numbers on the ones’ place. Next you add up the ones, then the tens, then the hundreds. 1 1 954 + 78 1032 4 + 8 = 12. Regroup the 12 ones as 1 ten and 2 ones. 1 + 5 + 7 = 13. Regroup the 13 tens as 1 hundred and 3 tens.
GUIDED PRACTICE for Example 1 Find the sum. 1. 95 + 37
ANSWER 132 GUIDED PRACTICE for Example 1 Find the sum. 1. 95 + 37
GUIDED PRACTICE for Example 1 Find the sum. 2. 44 + 87
2. 44 + 87 ANSWER 131 GUIDED PRACTICE for Example 1 Find the sum.
GUIDED PRACTICE for Example 1 Find the sum. 406 + 95 3.
ANSWER 501 GUIDED PRACTICE for Example 1 Find the sum. 406 + 95 3.
GUIDED PRACTICE for Example 1 Find the sum. 4. 614 + 196
ANSWER 810 GUIDED PRACTICE for Example 1 Find the sum. 4. 614 + 196