Price: 250 points or $2.5 USD
Subjects: math
Grades: 2,3,4
Description: Step by step 2 digit subtraction (30 questions) CCSS 4.NBT.B.4 Fluently add and subtract multi-digit whole numbers using the standard algorithm.value and properties of operations. CCSS 2.NBT.B.5 Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.