Use these number bonds to teach your young learners to add and subtract within 10 and 20. This file includes 4 activity sheets:
Number bonds to 10- addition
Number bonds to 20- addition
Number bonds to 10- subtraction
Number bonds to 20- subtraction
Common Core Standard
1.OA6 Add and Subtract with 20
Use these activity sheets to introduce 10 more and 10 less to your students. Allow students to draw an extra tens rod to represent adding 10. Students can mark out a tens rod when subtracting 10.
Common Core Standard
1.NBT.5 Given a two-digit number, mentally find 10 more or 10 less than the number, without having to count; explain the reasoning used.
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Use these activity sheets to introduce, practice, and assess your students ability to add 3 two digit numbers. Use to meet Common Core Standard 1.OA.A.2 and then some. I created these activity sheets to challenge my first graders.
Without regrouping
Adding three whole numbers with word problems.
8 different word problem activity sheets.
Great sheets to introduce and teach word problems. These activity sheets have students break the word problem down into several parts. The students will draw a picture, make tally marks, use the number line, write the equation, and write the answer.
Common Core Standard:
1.OA2 Solve word problems that call for addition of three whole numbers whose sum is less than or equal to 20.
Set of 8 subtraction word problems, 4 within 10 and 4 within 20
Students will draw a picture, use a number line, write the equation, and write the answer. Allows students to see the answer several ways. Great for teaching students different ways to find the answers.
Common Core Standard:
1.OA1 Use addition and subtraction within 20 to solve word problems.
Use these activity sheets to practice equal and not equal. These sheets would make great assessments as well. Includes addition and subtraction fact within 10.
2 sheets- circle equal or not equal
2 sheets- write equal or not equal
Addition story problems with sums less than 20. This set includes 6 worksheets with 5 story problems each for a total of 30 story problems. Great for practice or assessment.
PowerPoint intended for direct instruction on 2 step word problems. The PowerPoint starts with a reminder of the CUBS method. There is a simple addition and simple subtraction word problem before the 2 step problems start. This PowerPoint models step by step how to solve a word problem. There are two You Try slides at the end of the PowerPoint for students to solve on whiteboards. The You Try slides would also make great exit tickets.
This PowerPoint can be used as direct instruction. The PowerPoint models step by step how to answer questions about a table. 1. Read the question carefully and circle important words. 2. Highlight the needed information in the table. 3. Solve the problem with addition or subtraction. The last few slides of the PowerPoint are You Try slides. These are intended for the students to solve on whiteboards.