What approximate value should come in the place of the question mark ‘?’ in the following question?
(424.14 – 224.34) + (672.86 – 242.85) = ? – (423.23 – 223.56)
1
770
2
810
3
790
4
850
5
830
What approximate value should come in the place of the question mark ‘?’ in the following question?
(424.14 – 224.34) + (672.86 – 242.85) = ? – (423.23 – 223.56)