Students at Momentous School in Dallas study math using an online program from nonprofit, Reasoning Mind. Photo by Hannah Ridings.
Yesenia Avila can tackle a math problem in a matter of seconds.
When, “23 + 6,” flashes across her tablet, she records the sum without any hesitation.
“I can sit and do math in my head,” says the 8-year-old proudly.
Adding and subtracting are important concepts for students to master in second grade, especially when it involves two- and three-digit numbers, said Yesenia’s teacher, Sarah Sullivan.
“They have to know adding and subtracting ends and outs by third grade because in third grade they’ll start multiplication and division,” Sullivan said.
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