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.
There are four sig figs in 1.032
There are four sig figs in 2.905.