First, round the highest place value of each number: 400+200+700=1300
Second, round the second highest place value of each number: 390+190+740=1320
The range to estimate the sum is 1300 to 1320. The actual sum is 1321, which higher than the range. However, the actual sum may lie within the obtained range. LEF
64 plus 64 plus 64 is 192.
3x3 + 192 3(x3 + 64) ========
Multiply it by 1/3 which equals 64
The range of these numbers is 347 - 155 = 192.
The answer is 96 :/
1,400
71 + 847 = 918 165 + 72 = 237 192 + 192 = 384
64 + 192 = 256
779 + 192 = 971
558 + 192 = 750
313 + 192 = 505
They're all positive.
Sales taxes vary. Whatever your sales tax is, multiply 192 by 1 plus the decimal equivalent. 192 + 8% = 192 x 1.08 = 207.36
Answer: 220
192
Savage Range has 192 pages.
192 + 8 = 200 45 - 8 = 37 Answer: 237