1 + 12 + 13 + 14 + 15 + 16 + 17 + 18 + 199 \times ( 21 + 22 + 23
Evaluate
13240
Factor
2^{3}\times 5\times 331
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13+13+14+15+16+17+18+199\left(21+22+23\right)
Add 1 and 12 to get 13.
26+14+15+16+17+18+199\left(21+22+23\right)
Add 13 and 13 to get 26.
40+15+16+17+18+199\left(21+22+23\right)
Add 26 and 14 to get 40.
55+16+17+18+199\left(21+22+23\right)
Add 40 and 15 to get 55.
71+17+18+199\left(21+22+23\right)
Add 55 and 16 to get 71.
88+18+199\left(21+22+23\right)
Add 71 and 17 to get 88.
106+199\left(21+22+23\right)
Add 88 and 18 to get 106.
106+199\left(43+23\right)
Add 21 and 22 to get 43.
106+199\times 66
Add 43 and 23 to get 66.
106+13134
Multiply 199 and 66 to get 13134.
13240
Add 106 and 13134 to get 13240.
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