Suitable for Grades: 1st Grade, 2nd Grade
CCSS: 1.NBT.C.6, 2.NBT.B.5
CCSS Description: Subtract multiples of 10 in the range 10-90 from multiples of 10 in the range 10-90 (positive or zero differences), using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method and explain the reasoning used.
Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.
students complete these subtraction wheels by subtracting the number in the center from the number outside of it.
In this set of subtraction wheels, children will subtract 10 from two digit numbers. There are 48 questions to answer in total.