Here are some calculations for you.
Can you figure out the answers in your head?
No calculator allowed.
5 x 50  700 x 10  40 x 7000 
8 x 0.4  0.9 x 0.3  0.7 x 0.02 
25 ÷ 50  16 ÷ 0.4  12 ÷ 0.03 
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Topics: Starter  Mental Methods  Place Value
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Previous Day  This starter is for 11 October  Next Day
5 x 50 = 250  700 x 10 = 7000  40 x 7000 = 280000 
8 x 0.4 = 3.2  0.9 x 0.3 = 0.27  0.7 x 0.02 = 0.014 
25 ÷ 50 = 0.5  16 ÷ 0.4 = 40  12 ÷ 0.03 = 400 
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