Mental Math Kids Can't Resist!: Tips,: Short-cut...

Take the two-digit number, split the digits, and put their sum in the middle. Example: 35 x 11 Split the 3 and the 5: 3 _ 5 Sandwich the 8 in the middle: 385

Most kids struggle with numbers that require "carrying" or "borrowing." Friendly numbers make those problems disappear. Mental Math Kids Can't Resist!: Tips, Short-cut...

Give the kid the "trick" and give yourself a calculator. Race to see who gets the answer first. (Let them win!) Take the two-digit number, split the digits, and

This is arguably the coolest-looking trick in mental math. It works for any two-digit number multiplied by 11. Race to see who gets the answer first

It feels like a shortcut that lets them avoid the "old-fashioned" way. 2. Multiplying by 11: The "Split and Sandwich"

If the middle sum is 10 or more (like 87 x 11), just carry the "1" to the first digit! 3. The "Doubling and Halving" Method

Standard school math teaches kids to work right-to-left (ones, then tens). Mental math is much faster . The Trick: Add the "big" values first. Example: 64 + 28 Add the tens: Add the ones: