The phrase "a tiny fraction of this" is correct and usable in written English.
It can be used when referring to a small part or portion of something larger, often in a quantitative context.
Example: "The research showed that a tiny fraction of this population is affected by the condition."
Alternatives: "a small portion of this" or "a minuscule part of this".
Friday morning's event was a tiny fraction of this magnitude.
But only a tiny fraction of this reaches the fuel.
"At most, file sharing can explain a tiny fraction of this decline," the professors concluded.
A tiny fraction of this has flowed into risky investments like online currency accounts.
Pro-government rallies called by trade unions two days earlier attracted only a tiny fraction of this interest.
Currently, only 2% of global humanitarian aid is spent on education, and a tiny fraction of this is spent on social and emotional learning.
Considering about 32 thousand genes, with an average gene size of 3 3.5 kb, Pavy et al. [ 25] estimated that a total of 1.1 1.3 million SNPs would be required to cover the gene space of spruce at a rate of one SNP per 85 bp, which may in any case correspond to only a tiny fraction of the megagenome of this species.
Ms. Velázquez also criticized the S.B.A.'s proposal that would limit each contract for businesses owned by women to $3 million (except for $5 million for manufacturing contracts), saying it would benefit "only a tiny fraction of the business women this country".
These modest unmanned flights represent a tiny fraction of the space budget - this fiscal year roughly $13 million out of $12.3 billion - but they are vital to scientists who specialize in the physics of space and must rely on the Government to get their apparatus aloft and into the field.
But they are likely to produce 1,500 tonnes of cocoa, a tiny fraction of the country's output.In this section Defying gravity and history Dodging defaults Sweet dreams Out of the bush league Another roll of the dice Nest egg or serpent's egg?
Here's a quick summary of what's happening: humans can make money replacing humans with computers... but the number of humans who profit from this is a tiny fraction of the number of humans who lose their jobs because of this.
