Here are some calculations for you.
Can you figure out the answers in your head?
No calculator allowed.
|2 x 40||400 x 20||10 x 7000|
|5 x 0.5||0.9 x 0.5||0.8 x 0.03|
|16 ÷ 40||36 ÷ 0.9||18 ÷ 0.09|
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|2 x 40 =|
|400 x 20 =|
|10 x 7000 =|
|5 x 0.5 =|
|0.9 x 0.5 =|
|0.8 x 0.03 =|
|16 ÷ 40 =|
|36 ÷ 0.9 =|
|18 ÷ 0.09 =|
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