Curated OER
Money
Which coins do you need? Scholars are faced with a challenge: using only three coins they must find the exact amount needed for six items. The coins are standard US currency and are pictured at the top, however their value is not listed....
Curated OER
Adding it Up!
These socks and towels each have three addends and are missing a sum; can your scholars figure it out? All addends are single-digit, however not all sums are. There are two examples done here, and once scholars have finished eight...
Curated OER
Math Addition Practice
When your math whizzes complain that adding two numbers is too easy, you know what to do! This addition learning exercise features fifteen equations, each of which has three 2-digit addends. They are required to regroup as they complete...
NumberNut
Number Nut: Addition: More Than Two Addends
Explains how to add three or more multi-digit numbers.