Question

20. Simplify the following using appropriate property's
4/5×-8/9+2/3×4/5
نی​

Answer 1

Answer

-16/45

Explanation

4/5×(-8/9)+2/3×4/5

• 4/5×-8/9=-40/45
• 2/3×4/5=8/15
• -40/45=8/9
• -8/9+8/15
• lcm of 9 and 15 =45
• -8/9=-40/45
• 8/15=24/45
• -40/45+24/45=-16/45

thus the answer is -16/45