Math Week 21

Lesson 1

Convert the following to decimals: 84%, 28 1/3 answer: .84%
Find 15% of 16. 2.4
Find 57% of 98. 55.86

What per cent of 486 is 121.5? 590.49
What per cent of 162 is 72? 116.64
What per cent of 9 is 13.5? 1.215
What per cent of 69.2 is 17.3? 11.9716

Lesson 2

94.34 is 89% of what number? 106

2. 178.23 is 39% of what number? 163
3. 12 is 2.5% of what number? 457
4. Lesson 3
5. What number minus 12% of itself equals 132? 15.84
6. What number plus 38% of itself equals 68? 25.84