Here are some calculations for you.
Can you figure out the answers in your head?
No calculator allowed.
|1 x 40||300 x 40||20 x 8000|
|8 x 0.3||0.3 x 0.7||0.7 x 0.03|
|63 ÷ 90||72 ÷ 0.9||10 ÷ 0.05|
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|1 x 40 =|
|300 x 40 =|
|20 x 8000 =|
|8 x 0.3 =|
|0.3 x 0.7 =|
|0.7 x 0.03 =|
|63 ÷ 90 =|
|72 ÷ 0.9 =|
|10 ÷ 0.05 =|
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