Sure thing, honey. To round off 9.90 to two decimal places, you just need to look at the third decimal place. Since it's a 0, you leave the 9.90 as it is. No need to fuss over it, darling.
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NO!!! Write the three number to two decimal places , byu adding suffic zeroes. Hence 9.08 , 9.80 & 9.90. Drop the decimal point 908 980 990 I think you can now see that 908 < 980 < 990 Hence it follows that 9.08 < 9.8 < 9.9 NB A decimal number that is between 9.8 & 9.9 is 9.85
No, it is a rational number. It that is meant to be the terminating decimal 0.1575757: 0.1575757 = 1575757/10000000 If that is meant to be the recurring decimal 0.1575757... with the 57 repeating forever: 0.1575757... = 1/10 + 57/990 = 156/990 = 26/165
0.99
Yes, 990 is divisible by 2. Therefore, it is an even number.
990 ÷ 45 = 22