Want to help your seventh-grader master math? Here are some of the skills your child will be learning in the classroom in seventh grade. At a “25% Off” sale, Marissa buys a skirt for $40.50. What was ...

UPDATE: May 18, 2017, 5:06 p.m. SGT Updated with the Ministry of Education's new statement. A math question apparently meant for 7-year-olds has left adults befuddled. The bonus math question -- which ...