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Simple calculation of 1.15 * 99 + 1.15
1.15*99+1.15
=1.15*(99+1)
=1.15*100
=115
Can you help me with the simple operation of 45 △ 3 + 15 × 99?
Yes
45÷3+15×99
=15+15×99
=15×（1+99）
=1500
4.5 * 80% + 3 / 10 * 505 + 0.8
4.5 * 80% + 3 / 10 * 505 + 0.8
=3.6+151.5+0.8
=155.9
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