Here are some calculations for you.
Can you figure out the answers in your head?
No calculator allowed.
|6 x 90||900 x 90||60 x 3000|
|6 x 0.3||0.1 x 0.9||0.1 x 0.04|
|28 ÷ 40||21 ÷ 0.7||9 ÷ 0.09|
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|6 x 90 =|
|900 x 90 =|
|60 x 3000 =|
|6 x 0.3 =|
|0.1 x 0.9 =|
|0.1 x 0.04 =|
|28 ÷ 40 =|
|21 ÷ 0.7 =|
|9 ÷ 0.09 =|
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