Solve (72+72+76+76+76+77+79+79+79+80+80+80+82+83+84+85+89+91)div18

$$(72+72+76+76+76+77+79+79+79+80+80+80+82+83+84+85+89+91) \div 18$$

Evaluate

$$80$$

Solution Steps

Add 72 and 72 to get 144.

$$\frac{144+76+76+76+77+79+79+79+80+80+80+82+83+84+85+89+91}{18}$$

Add 144 and 76 to get 220.

$$\frac{220+76+76+77+79+79+79+80+80+80+82+83+84+85+89+91}{18}$$

Add 220 and 76 to get 296.

$$\frac{296+76+77+79+79+79+80+80+80+82+83+84+85+89+91}{18}$$

Add 296 and 76 to get 372.

$$\frac{372+77+79+79+79+80+80+80+82+83+84+85+89+91}{18}$$

Add 372 and 77 to get 449.

$$\frac{449+79+79+79+80+80+80+82+83+84+85+89+91}{18}$$

Add 449 and 79 to get 528.

$$\frac{528+79+79+80+80+80+82+83+84+85+89+91}{18}$$

Add 528 and 79 to get 607.

$$\frac{607+79+80+80+80+82+83+84+85+89+91}{18}$$

Add 607 and 79 to get 686.

$$\frac{686+80+80+80+82+83+84+85+89+91}{18}$$

Add 686 and 80 to get 766.

$$\frac{766+80+80+82+83+84+85+89+91}{18}$$

Add 766 and 80 to get 846.

$$\frac{846+80+82+83+84+85+89+91}{18}$$

Add 846 and 80 to get 926.

$$\frac{926+82+83+84+85+89+91}{18}$$

Add 926 and 82 to get 1008.

$$\frac{1008+83+84+85+89+91}{18}$$

Add 1008 and 83 to get 1091.

$$\frac{1091+84+85+89+91}{18}$$

Add 1091 and 84 to get 1175.

$$\frac{1175+85+89+91}{18}$$

Add 1175 and 85 to get 1260.

$$\frac{1260+89+91}{18}$$

Add 1260 and 89 to get 1349.

$$\frac{1349+91}{18}$$

Add 1349 and 91 to get 1440.

$$\frac{1440}{18}$$

Divide 1440 by 18 to get 80.

$$80$$

Factor

$$2^{4}\times 5$$