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Finding a Difference
Students find a small difference by counting up from the smaller to the larger number. They count the ones that don't match, lay them horizontally to match them to the orientation of the number line and show the two numbers on number lines
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Tricky Word Problems - Choosing the Operation
Decipher the equations in these addition and subtraction word problems. Two examples at the top of the page guide second graders as they solve the rest of the problems. There is no space to write out the equation, but there is a place to...
2nd - 3rd Math CCSS: Adaptable
Grade 1 Supplement Set A3 - Number & Operations: Addition & Subtraction on the Number Line
Hop your way through a mathematical equation with your first grade class as they learn the idea of moving up and down the number line. Adding and subtracting like little frogs is an engaging and clever way to teach/reinforce this concept.
K - 2nd Math CCSS: Adaptable
Word Problems Involving Subtraction
A classic math lesson like this one involves a warm up, guided practice, application, and assessment. Get those 2nd graders good at assessing and solving single-step word problems through basic addition and subtraction drills, a review...
1st - 2nd Math CCSS: Adaptable
Sensational Subtraction Centers
Engage your kindergarteners in a center-based lesson which provides experience and exposure to the connecting and symbolic levels of subtraction. This excellent lesson has many wonderful activities and handouts included for each of the...
K Visual & Performing Arts CCSS: Adaptable