How easy is 51.2 * 33.5 + 512 * 6.4 + 5.12

How easy is 51.2 * 33.5 + 512 * 6.4 + 5.12


51.2*33.5+512*6.4+5.12
=5.12*335+5.12*640+5.12
=5.12*(335+640+1)
=5.12*976
=4997.12



39×17/65 ×25/51 + 8/9 × 3/8 ÷ 1/27


14
The denominator of the numerator on both sides of the plus sign can be reduced
Agree, please adopt (> ^ ω)^



Finding the least common multiple of 17 and 36


17 and 36 are coprime
So the least common multiple of 17 and 36 = 17 × 36 = 612



What is the least common multiple of 51 and 21?


The least common multiple of 51 and 21 is 357