Using number cards; facts; adding; comparing

Children are given 4 number cards. They are only allowed to use these numbers, and answer the questions which follow. E.g. What is the biggest number you can make? Make 12 by adding only two of the numbers you have. LOTS of math skill review in a fun way!
Aligned to Common Core Standard: 4.OA.4, Operations and Algebraic Thinking: Gain familiarity with factors and multiples.
Aligned to Common Core Standard: 3.NBT.2 Number and Operations in Base Ten: Use place value understanding and properties of operations to perform multi-digit arithmetic