4.43×10^2 is the correct way to express 44.3 in scientific notation
Breaking down the value 12.45
12.45 = 10 + 2 + 0.4 + 0.05
The value of digit '4' in 12.45 is 0.4
1/10 of 0.4 is 0.4 ÷ 10 = 0.04
One possibility of Landon's time = 12.54 [Need to make sure that Landon takes longer than Ervin since he comes second]
Let the unknown number be x
23-44x=199
23-199=44x
-176=44x
x=-4
Answer:
552.5
Step-by-step explanation:
2/5x + 68 = 289
2/5 x = 289 - 68
2/5x = 221
x = 221 * 5/2 = 552.5
I hope im right!!!
Answer:
-28
Step-by-step explanation:
multiply both 9 and 16 by 4 and then subtract the sum of 16 × 4 from 9 × 4.
