In fourth grade, students focus most on using all four operations - addition, subtraction, multiplication, and division - to solve multi-step word problems involving multi-digit numbers. Fourth-grade ...
The answer could be 1 or it could be 16, or it could be both. There are two problems, according to the computer science professor: the order and the obelus. An obelus is this: ÷ and it has a variety ...
“Because we do so much multi-step problem solving, and we’re doing two-step word problems, if they’re spending 10-15 minutes trying to figure out what 9x7 is, they’re doing a lot of extra work, or ...