Calculate the energy change for the reaction 2CH4(g) + 3O2(g) -> 2CO(g) + 4H2O(l) from the following:

CH4(g) + 2O2(g) -> CO2(g) + 2H2O(l) H= -890.0 kJ

2CO(g) + O2(g)->2CO2(g)

H = -566.0 kJ

Express answer to the tenths place