Decrease 150 by 30%
Step-by-step solution with detailed explanations
Final Answer
105
Step-by-Step Solution
1
Find 30%
30% of 150 = 45
2
Subtract
150 - 45 = 105
Expert Insights
Shortcut: 150 × 0.70 = 105
Why 0.70?: 100% - 30% = 70% = 0.70
Pro Tip: Multiply by (1 - rate) for decrease