{{ i }}

Add the Blocks

Drag to combine

{{ step1.n1 }}
{{ step1.d }}
+
{{ step1.n2 }}
{{ step1.d }}
=
{{ step1.targetFilled }}
{{ step1.d }}
Empty
Empty
Result Plate

Awesome! The denominator stays the same.

Subtract Fractions

Tap to remove {{ step2.n2 }} pieces

{{ step2.n1 }}
{{ step2.d }}
-
{{ step2.n2 }}
{{ step2.d }}
=
{{ step2.n1 - step2.eatenCount }}
{{ step2.d }}

Perfect! Subtract the top, keep the bottom.

Set the Answer

Tap arrows to dial

{{ step3.n1 }}
{{ step3.d }}
{{ step3.isAdd ? '+' : '-' }}
{{ step3.n2 }}
{{ step3.d }}
=
{{ step3.ansNum }}
{{ step3.ansDen }}
Denominators stay the same!

Nailed it!

Build the Total

Slide to build the answer

{{ step4.w1 }}
{{ step4.n1 }}
{{ step4.d }}
+
{{ step4.w2 }}
{{ step4.n2 }}
{{ step4.d }}
=
{{ step4.ansW > 0 ? step4.ansW : '?' }}
{{ step4.ansN > 0 ? step4.ansN : '?' }}
{{ step4.d }}
1
{{ step4.ansW }}
{{ step4.ansN }} / {{ step4.d }}

Great building! Add wholes, then add parts.

Fraction Master!

You crushed it! Remember: when denominators are the same, just add or subtract the top numbers!