Question

. Add the following with due consideration of significant
figures
3810
(1) 4.22 10^5+ 3.11 x 10^7+6.003 x 10^7
(iv) 1.294 cm + 35.1 cm
(v) 348.2 km + 105 km + 143.8 km.
(vi) 1.5 kg + 264 8 + 52 mg.​

Answer 1

Explanation:

In addition and subtraction the final result should retain the least number of decimal places from the numbers involved in operation

In multiplication and division the final result should retain the least number of significant figures from the numbers involved in operation