UK Primary (3-6)
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Square and Cube Roots Using Factor trees

Interactive practice questions

Use a factor tree to help find the $\sqrt{196}$196.

a

Write $196$196 as a product of prime factors in index notation.

b

Hence find the $\sqrt{196}$196.

Easy
Approx 3 minutes
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Consider $\sqrt{225}$225.

Use a factor tree to help find $\sqrt{30625}$30625.

Use a factor tree to help find $\sqrt{3969}$3969.

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