find the sum of three-digit numbers from 100 to 150
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2
Answer:
100 + 100, 700+700, 600+600
Step-by-step explanation:
Answered by
3
a = 100 an=150 n= 51
sum= n/2(a+an)
=51/2 (100+150)
=51/2×250
=12750/2
=6375
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