Here are some calculations for you.
Can you figure out the answers in your head?
No calculator allowed.
1 x 10  300 x 30  20 x 6000 
7 x 0.6  0.1 x 0.6  0.7 x 0.05 
24 ÷ 40  8 ÷ 0.1  1 ÷ 0.01 
Topics: Starter  Mental Methods  Place Value
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Previous Day  This starter is for 11 October  Next Day
1 x 10 = 10  300 x 30 = 9000  20 x 6000 = 120000 
7 x 0.6 = 4.2  0.1 x 0.6 = 0.06  0.7 x 0.05 = 0.035 
24 ÷ 40 = 0.6  8 ÷ 0.1 = 80  1 ÷ 0.01 = 100 
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