1st Grade Common Core Math 1 OA.8 Determine The Unknown Number 1.OA.8

1st Grade Common Core Math 1 OA.8 Determine The Unknown Number 1.OA.8
1st Grade Common Core Math 1 OA.8 Determine The Unknown Number 1.OA.8
1st Grade Common Core Math 1 OA.8 Determine The Unknown Number 1.OA.8
1st Grade Common Core Math 1 OA.8 Determine The Unknown Number 1.OA.8
1st Grade Common Core Math 1 OA.8 Determine The Unknown Number 1.OA.8
1st Grade Common Core Math 1 OA.8 Determine The Unknown Number 1.OA.8
1st Grade Common Core Math 1 OA.8 Determine The Unknown Number 1.OA.8
1st Grade Common Core Math 1 OA.8 Determine The Unknown Number 1.OA.8
Common Core Standards
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325 KB|129 pages
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First Grade Common Core Math 1 OA.8 Determine The Unknown Number 1.OA.8 Practice provides two ways for students to practice finding the unknown whole number in an addition or subtraction equation.

It includes 40 distinct problems in two sets (129 slides in all!), with and without following answer slides. The PowerPoint file can be used on computers, or Promethean Activboard and Smart boards.

Take a look at the preview file and buy today for your students benefit!

Standard 1.OA.8 Work with addition and subtraction equations.

8. Determine the unknown whole number in an addition or subtraction equation relating three whole numbers. For example, determine the unknown number that makes the equation true in each of the equations 8 + ? = 11, 5 = ? – 3, 6 + 6 = ?.
Total Pages
129 pages
Answer Key
Included
Teaching Duration
1 hour
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