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| 1. |
(-13/9÷2/15) ×(7/3÷5/8)+(3/5×1/2) |
| Answer» 2 × 7 ÷ 5 + 3 × 1 9 15 3 8 5 2 -13 × 15 × 7 × 8 + 3 9 2 3 5 10 -195 × 56 + 3 18 15 10 -10920 + 3 270 10Lcm of 270 and 10 = 270 1(-10920) + 270(3) 270-10920 + 810 270 -10110 270 = 37.444... | |