Common Core Aligned Resources for 1.NBT.C.4
Add within 100, including adding a two-digit number and a one-digit number, and adding a two-digit number and a multiple of 10, 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. Understand that in adding two-digit numbers, one adds tens and tens, ones and ones; and sometimes it is necessary to compose a ten.
Showing 1 - 30 of 74 resources
Multiplication Facts, Facts, Facts and Some Reese's Pieces for Snack!
1st - 3rd CCSS: Designed
Math minors observe and demonstrate various times table facts using Reese's Pieces candy. They listen to the book, "Reese's Pieces Count by Fives Book," demonstrate and chant various times tables, and practice multiplication facts using...
Look for Easy Numbers for E-Z Addition
2nd - 4th CCSS: Adaptable
All kids learn differently. For some, mental math is the best and most efficient way to add a series of numbers. After viewing a few sample problems, learners find ways to add numbers to 10 before adding them all together, and then write...
Global Atmospheric Change: The Math Link
K - 5th CCSS: Adaptable
Change up the classroom atmosphere with this interdisciplinary resource. Following along with the children's book Mr. Slaptail's Curious Contraption, these math worksheets provide practice with a wide range of topics including simple...