Use the given model to subtract the following numbers.
5.6 - 5.2 =_____.
A
8.4
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B
0.4
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C
1.1
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D
0.7
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Solution
The correct option is B 0.4
Start from the rightmost column.
Take 2 rods away from 6 rods. You’ll be left with 4 rods. So, the digit at the tenths place is 4.
Take all 5 flats away. Since no flats are left, the digit at the ones place is zero.
Hence, the answer is 0.4.