Math

Multi-step word problems
Fractions of amounts

1. Sarah entered a 500-word story competition. She wrote her story over three evenings. On the first evening, she wrote 2/5, on the second evening she wrote 3/10, and on the third evening, she wrote the rest.

A. She writes 200 words 2/5 of 500. 500 divided by 5 =100x2=200
B. She writes 90 words. 3/10 of 300+90 300 divided by 10=30x3=90
C. she writes 150 words. 3/10