1) (-1.56 - 1.42) × (-1 5/14)= (-3.98) × (-19/14)= 55.82
2) (4 5/9 - 3 7/12) ÷ (-1 8/27)= (41/9 - 91/12) ÷ (-235/27)= ((1241 - 991)/108) ÷ (-235/27)= (-717/108) ÷ (-235/27)= (717/108) ÷ (235/27)= (159/24) ÷ (235/27)= (159/24) * (27/235)= 3.975/235= 0.0168936
1) (-1.56 - 1.42) × (-1 5/14)
= (-3.98) × (-19/14)
= 55.82
2) (4 5/9 - 3 7/12) ÷ (-1 8/27)
= (41/9 - 91/12) ÷ (-235/27)
= ((1241 - 991)/108) ÷ (-235/27)
= (-717/108) ÷ (-235/27)
= (717/108) ÷ (235/27)
= (159/24) ÷ (235/27)
= (159/24) * (27/235)
= 3.975/235
= 0.0168936