FRACTIONS AND DECIMALS

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To multiply a decimal by a whole number, we multiply like whole numbers ignoring the decimal point. We put decimal point in the product leaving from the right, as many decimal places as in the given decimal number.
Multiply 2.3 by 42.3 x 4 = 23/10 x 4 = 23 x 4/ 10 = 92/10= 9.2
FRACTIONS AND DECIMALS
Multiply 3.14 by 10= 314 x 10 = 3140=3.14 x 10 = 31.40
To multiply a decimal by 10, 100, 1000, etc. We have to shift decimal point place to the right as same numbers of zeroes are there in number. For eg., Multiply by 10 shift decimal point 1 place to the right.Multiply by 100 shift decimal point 2 place to the right.
How to multiply decimals by whole numbers and decimals by 10, 100, etc. ?
FRACTIONS AND DECIMALS
Multiply 23.48 by 1.2 = 2348/100 x 12/10= 2348 x 12 / 100 x 10=28176 / 1000= 28.176
HOW TO MULTIPLY DECIMAL BY DECIMAL ?
FRACTIONS AND DECIMALS
HOW TO DIVID DECIMAL BY NON - ZERO WHOLE NUMBER ?

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