Answer :
-3/2 * 3/5 +4/3 - 7/8 * 3/5-9/10 + 4/3 - 21/40
-108+160-63 / 120
-11/120
-108+160-63 / 120
-11/120
1.5 * 0.6 + 1.3 - 0.9 * 0.6
= 0.9 + 1.33 - 0.525
= 1.708
= 0.9 + 1.33 - 0.525
= 1.708