5 and four tenths in standard form is written as 5.4. In standard form, a number is expressed as a single digit followed by a decimal point and then the remaining digits. This representation helps to easily compare and perform mathematical operations on numbers of varying magnitudes.
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5 and four tenths (5.4) in standard form is 5.4 × 100
5 and 6 tenths in standard form is 5.6
3 ones and 5 tenths (3.5) in standard form is 3.5 × 100
7 and 4/5
the answer is two fifths
Standard form = 7.5Expanded form = (7 x 1) + (5/10)