Solve (3+6+9+12+15+18+21+24+27+30+33+36+39+42+45+48+51+54+57)-(2+4+6+8+10+12+14+16+18+20+22+24+26+28+30+32+32+34+36+38)

$$(3+6+9+12+15+18+21+24+27+30+33+36+39+42+45+48+51+54+57)-(2+4+6+8+10+12+14+16+18+20+22+24+26+28+30+32+32+34+36+38)$$

Evaluate

$$158$$

Solution Steps

Add 3 and 6 to get 9.

$$9+9+12+15+18+21+24+27+30+33+36+39+42+45+48+51+54+57-\left(2+4+6+8+10+12+14+16+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 9 and 9 to get 18.

$$18+12+15+18+21+24+27+30+33+36+39+42+45+48+51+54+57-\left(2+4+6+8+10+12+14+16+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 18 and 12 to get 30.

$$30+15+18+21+24+27+30+33+36+39+42+45+48+51+54+57-\left(2+4+6+8+10+12+14+16+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 30 and 15 to get 45.

$$45+18+21+24+27+30+33+36+39+42+45+48+51+54+57-\left(2+4+6+8+10+12+14+16+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 45 and 18 to get 63.

$$63+21+24+27+30+33+36+39+42+45+48+51+54+57-\left(2+4+6+8+10+12+14+16+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 63 and 21 to get 84.

$$84+24+27+30+33+36+39+42+45+48+51+54+57-\left(2+4+6+8+10+12+14+16+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 84 and 24 to get 108.

$$108+27+30+33+36+39+42+45+48+51+54+57-\left(2+4+6+8+10+12+14+16+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 108 and 27 to get 135.

$$135+30+33+36+39+42+45+48+51+54+57-\left(2+4+6+8+10+12+14+16+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 135 and 30 to get 165.

$$165+33+36+39+42+45+48+51+54+57-\left(2+4+6+8+10+12+14+16+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 165 and 33 to get 198.

$$198+36+39+42+45+48+51+54+57-\left(2+4+6+8+10+12+14+16+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 198 and 36 to get 234.

$$234+39+42+45+48+51+54+57-\left(2+4+6+8+10+12+14+16+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 234 and 39 to get 273.

$$273+42+45+48+51+54+57-\left(2+4+6+8+10+12+14+16+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 273 and 42 to get 315.

$$315+45+48+51+54+57-\left(2+4+6+8+10+12+14+16+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 315 and 45 to get 360.

$$360+48+51+54+57-\left(2+4+6+8+10+12+14+16+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 360 and 48 to get 408.

$$408+51+54+57-\left(2+4+6+8+10+12+14+16+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 408 and 51 to get 459.

$$459+54+57-\left(2+4+6+8+10+12+14+16+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 459 and 54 to get 513.

$$513+57-\left(2+4+6+8+10+12+14+16+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 513 and 57 to get 570.

$$570-\left(2+4+6+8+10+12+14+16+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 2 and 4 to get 6.

$$570-\left(6+6+8+10+12+14+16+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 6 and 6 to get 12.

$$570-\left(12+8+10+12+14+16+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 12 and 8 to get 20.

$$570-\left(20+10+12+14+16+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 20 and 10 to get 30.

$$570-\left(30+12+14+16+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 30 and 12 to get 42.

$$570-\left(42+14+16+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 42 and 14 to get 56.

$$570-\left(56+16+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 56 and 16 to get 72.

$$570-\left(72+18+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 72 and 18 to get 90.

$$570-\left(90+20+22+24+26+28+30+32+32+34+36+38\right)$$

Add 90 and 20 to get 110.

$$570-\left(110+22+24+26+28+30+32+32+34+36+38\right)$$

Add 110 and 22 to get 132.

$$570-\left(132+24+26+28+30+32+32+34+36+38\right)$$

Add 132 and 24 to get 156.

$$570-\left(156+26+28+30+32+32+34+36+38\right)$$

Add 156 and 26 to get 182.

$$570-\left(182+28+30+32+32+34+36+38\right)$$

Add 182 and 28 to get 210.

$$570-\left(210+30+32+32+34+36+38\right)$$

Add 210 and 30 to get 240.

$$570-\left(240+32+32+34+36+38\right)$$

Add 240 and 32 to get 272.

$$570-\left(272+32+34+36+38\right)$$

Add 272 and 32 to get 304.

$$570-\left(304+34+36+38\right)$$

Add 304 and 34 to get 338.

$$570-\left(338+36+38\right)$$

Add 338 and 36 to get 374.

$$570-\left(374+38\right)$$

Add 374 and 38 to get 412.

$$570-412$$

Subtract 412 from 570 to get 158.

$$158$$

Factor

$$2\times 79$$