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The next math workbook in grade six
1. 12.56/6.28=2 2*3. 14*2*2+2*3. 14*2*8=? 2.2*3. 14*(6/2)*(6/2)+3. 14*6* 12=? 3.2*3. 14*2*2+2*3. 14*2*5=? 4.2*3. 14*(9/2)*(9/2)+3. 14*9*5=? 5.6.28/6.28= 1 2*3. 14* 1* 1+2*3. 14* 1*5=? 6.2*3. 14*3*3+2*3. 14*3*6=? 7.8/2=4 2*3. 14*4*4+2*3. 14*4*7=?

12.56×8= 100.48 cm2

12.56 ÷ 3.14 ÷ 2 = 2cm.

2×2×3. 14×2=25. 12 cm2

100.48+25.12 =125.6 cm2

6×3. 14× 12=226.08 cm2.

6÷2=3 cm

3×3×3. 14×2=56.52 cm2.

226.08+56.52=282.6 cm2

2×2×3. 14×5=62.8 cm2.

2×2×3. 14×2=25. 12 cm2

62.8+25. 12=87.92 cm2.

9× 3.14× 5 =141.3 cm2

9÷2=4.5 cm

4.5×4.5×3. 14×2 = 127. 17 cm2。

141.3+127.17 = 268.47 cm2.

6.28×5=3 1.4 cm2

6.28÷3. 14÷2= 1 cm

1× 1×3. 14×2 = 6.28 cm2。

3 1.4+6.28=37.68 cm2

3× 2× 3.14× 6 =113.04 cm2.

3×3×3. 14×2=56.52 cm2.

113.04+56.52 =169.56 cm2

8×3. 14×7= 175.84 cm2

8÷2=4 cm

4× 4× 3.14× 2 =100.48 cm2

175.84+ 100.48 = 276.32 cm2。