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Mathland: Addition and subtraction

Mathland: Addition and subtraction

Purpose of the tool

Various fun activities to practice add and subtract operations up to 20.

Grade: K,1,2
Common core standards: 
MP1 MP4 MP5 MP6 MP7 K.OA.A.1 K.OA.A.2 K.OA.A.5 1.OA.A.1 1.OA.B.4 1.OA.C.6 1.NBT.C.4 2.OA.A.1 2.OA.B.2 2.NBT.B.5 2.NBT.B.6 2.NBT.B.7 2.NBT.B.9 3.OA.D.8 3.NBT.A.2

Explanation of the tool

Pick an activity from the main selection screen. The following activities are available:

- What's the result of the addition
- What's the result of the subtraction
- Select the number
- missing piece of log
- Satisfy the equation.

Press the play button at the bottom of the introduction screen of an activity to start the timer.

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