Comparing a Number and a Product
Decide which number is greater without multiplying.
- $817$ or $235\times 817$
- $\displaystyle 99$ or $\displaystyle \frac{1}{4} \times 99$
- $\displaystyle \frac{51}{100}$ or $\displaystyle \frac{51}{100} \times 301$
- $\displaystyle \frac{13}{90}$ or $\displaystyle \frac23\times \frac{13}{90}$
- $\displaystyle \frac{101}{102}$ or $\displaystyle \frac{101}{102} \times \frac{101}{102}$
- $\displaystyle \frac{99}{5}$ or $\displaystyle \frac{99}{5} \times \frac{1}{2}$
- $\displaystyle \frac{8}{21} \times 40$ or $\displaystyle \frac{28}{21} \times 40$
- $\displaystyle \frac{8}{3} \times \frac57$ or $\displaystyle \frac{8}{3} \times \frac{9}{4}$