import IkDeci from 'decimal.js';
export declare const safeAdd: (a: number | IkDeci, b: number | IkDeci) => number;
export declare const safeSub: (a: number | IkDeci, b: number | IkDeci) => number;
export declare const safeMul: (a: number | IkDeci, b: number | IkDeci) => number;
export declare const safeDiv: (a: number | IkDeci, b: number | IkDeci) => number;
export declare const formatAmount: (amount: number | string, splitLen?: number) => string;
export default IkDeci;