Question

30 x 30 x 40 x 50+100-10+29+1

Answer 1

$30 \times 30 = 900$
$900 \times 40 = 36000$
$36000 \times 50 = 1800000$
$1800000 + 100 = 1800100$
$1800100 - 10 = 1800090$
$1800090 + 29 = 1800119$
$1800119 + 1 = 1800120$


So, answer is 1800120.



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