1.

1) find the area of a square field of side 12 1/2 each.2) simplify: 5/7 x 1 2/3 + 1 5/7 x 1/3

Answer»

ANSWER:

1. answer is 140

2. Given

5

−7

×6

−5

3

−5

×10

−5

×125

=

3

5

×10

5

125×5

7

×6

5

=

10×10×10×10×10×3

5

125×5×5×5×5×5×5×5×6

7

=

2×2×2×2×2×3×3×3×3×3

125×25×6×6×6×6×6×6×6

=125×25×36

=5

3

×5

2

×6

2

5

5

×6

2

=3125×36

=112500


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