1.) Convert 7.89A to kA (first blank) and mA (second blank). Record your answers in decimal form not powers of ten. No units are required in your answer. Do not include a leading zero in your answer or commas for values of one-thousand or larger.

2.) Convert 89.7W to MW (first blank) and kW (second blank). Record your answers in decimal form not powers of ten. No units are required in your answer. Do not include a leading zero in your answer or commas for values of one-thousand or larger.
3.) Convert 4.87 mA to A (first blank) and µA (second blank). Record your answers in decimal form not powers of ten. No units are required in your answer. Do not include a leading zero in your answer or commas for values of one-thousand or larger.

look up the meanings of the k,m,M prefixes and just multiply by the appropriate powers of 10. Lots of examples online if you're not sure.