Вспомните значение следующих глаголов и подберите кним производные. Например: to calculate — calculating,calculator, calculation.To compute, to invent, to know, to multiply, to divide, to depend, to solve, to provide, to proces...

to calculate — calculating, calculator, calculation. To compute,  computer, computing  to invent, invention, INVENTOR ,  to know, knowing, known  to multiply, MULTIPLE  to divide, divided, dividing, division  to depend, dependent ,  to solve,  solving, to provide, providing, provider . provision  to process,  processing,  processor, procession to code, coding, coder  to punch, punching. Puncher, puncheon  to collect, collecting, collection, collector  to design,  designing, designer to store, storing, to contribute, contributing  to use, using, user  to manipulate, manipulating, manipulator, manipulate to assemble, assembling, assembler to connect, connecting, connecter to consume, consuming, consumer to rely,  relying, to divide, dividing, divider to multiply, multiplying , multiplier  to inform, informing, informer  to instruct,  instruction, instructing, instructor to discover, discovering,  to operate. Operating, operator