Simply cut off the extra numbers after rounding: 7060
45.0
2.0
there are 3 sig figs. 4, 0, and 5 are the sig figs
5 sig figs
keep the first four numbers then round up or down the last number. in this case i would keep 3499, then the last 9 would round up, making the number 35000. For only 4 sig numbers, you would have 3500.
143.4
45.0
2.0
0.0005482
1050 rounded to 2 sig figs is 1000, and to 1 sig figs is 1000.
1.26 is three sig figs and 6> 5, so you round up to 1.3 which is 2 sig figs
two sig figs
there are 3 sig figs. 4, 0, and 5 are the sig figs
5 sig figs
When adding or subtracting, follow these steps to find a sig figs answer: 1) Add/Subtract numbers regularly. 2) Determine which measurement has the least decimal places. 3) Round final answer to the same number of decimal places. When multiplying or dividing, follow these: 1) Count the number of sig figs in the numbers you are multiplying/dividing. 2) Multiply/Divide regularly. 3) Round final answer to the same number of sig figs as the measurement with the fewest sig figs.
All of those figures are significant. If you want to round it to 2 sig figs, that would be 13.
keep the first four numbers then round up or down the last number. in this case i would keep 3499, then the last 9 would round up, making the number 35000. For only 4 sig numbers, you would have 3500.