5.00x10^6
17.9867 to 3 significant figures is 18.0
It is 1570000 rounded to 3 significant figures
The number 10.989 rounded to 3 significant figures is 11.0
1760
Non-zero numbers are always significant and leading zeros are never significant. So 0.007222 has 4 significant figures so rounding to 3 would give you 0.00722.
1100 to 3 significant figures is 1.10e3
2808 into 3 significant figures is 2810
17.9867 to 3 significant figures is 18.0
0.0000004799 into 3 significant figures is 4.80e-7
1.557727 to 3 significant figures afer the decimal point is = 1.558
19.972
e A number that has only 1 significant figure can't be rounded to 3 significant figures
79,700
22.4
5,560
304
It is 1570000 rounded to 3 significant figures